{"id":"https://openalex.org/W2074147355","doi":"https://doi.org/10.1046/j.1365-2222.2003.01777.x","title":"Oral magnesium and vitamin C supplements in asthma: a parallel group randomized placebo\u2010controlled trial","display_name":"Oral magnesium and vitamin C supplements in asthma: a parallel group randomized placebo\u2010controlled trial","publication_year":2003,"publication_date":"2003-10-01","ids":{"openalex":"https://openalex.org/W2074147355","doi":"https://doi.org/10.1046/j.1365-2222.2003.01777.x","mag":"2074147355","pmid":"https://pubmed.ncbi.nlm.nih.gov/14519140"},"language":"en","primary_location":{"id":"doi:10.1046/j.1365-2222.2003.01777.x","doi":"https://doi.org/10.1046/j.1365-2222.2003.01777.x","is_oa":false,"landing_page_url":"https://doi.org/10.1046/j.1365-2222.2003.01777.x","pdf_url":null,"source":{"id":"https://openalex.org/S17239246","display_name":"Clinical & Experimental Allergy","issn_l":"0954-7894","issn":["0954-7894","1365-2222"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-1","medline","norway-1","poland-140","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Clinical & Experimental Allergy","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5011709308","display_name":"Andrew Fogarty","orcid":"https://orcid.org/0000-0001-9426-977X","observed_orcids":["https://orcid.org/0000-0001-9426-977X"]},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]},{"id":"https://openalex.org/I2802921333","display_name":"Nottingham City Hospital","ror":"https://ror.org/0022b3c04","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1334287468","https://openalex.org/I2802921333"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"A. Fogarty","raw_affiliation_strings":["Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK. andrew.fogarty@nottingham.ac.uk","Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK. andrew.fogarty@nottingham.ac.uk","institution_ids":["https://openalex.org/I142263535","https://openalex.org/I2802921333"]},{"raw_affiliation_string":"Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and","institution_ids":["https://openalex.org/I142263535","https://openalex.org/I2802921333"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063609461","display_name":"Sarah Lewis","orcid":"https://orcid.org/0000-0001-5308-6619","observed_orcids":["https://orcid.org/0000-0001-5308-6619"]},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]},{"id":"https://openalex.org/I2802921333","display_name":"Nottingham City Hospital","ror":"https://ror.org/0022b3c04","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1334287468","https://openalex.org/I2802921333"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"S. A. Lewis","raw_affiliation_strings":["Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and","institution_ids":["https://openalex.org/I142263535","https://openalex.org/I2802921333"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027460639","display_name":"Sarah Scrivener","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]},{"id":"https://openalex.org/I2802921333","display_name":"Nottingham City Hospital","ror":"https://ror.org/0022b3c04","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1334287468","https://openalex.org/I2802921333"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"S. L. Scrivener","raw_affiliation_strings":["Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and","institution_ids":["https://openalex.org/I142263535","https://openalex.org/I2802921333"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108074109","display_name":"Marilyn D. Antoniak","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]},{"id":"https://openalex.org/I2802921333","display_name":"Nottingham City Hospital","ror":"https://ror.org/0022b3c04","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1334287468","https://openalex.org/I2802921333"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"M. Antoniak","raw_affiliation_strings":["Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and","institution_ids":["https://openalex.org/I142263535","https://openalex.org/I2802921333"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073101287","display_name":"Sarah J. Pacey","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]},{"id":"https://openalex.org/I2802921333","display_name":"Nottingham City Hospital","ror":"https://ror.org/0022b3c04","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1334287468","https://openalex.org/I2802921333"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"S. Pacey","raw_affiliation_strings":["Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and","institution_ids":["https://openalex.org/I142263535","https://openalex.org/I2802921333"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110398195","display_name":"Mike Pringle","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]},{"id":"https://openalex.org/I4210137227","display_name":"Queen's Medical Centre","ror":"https://ror.org/03ap6wx93","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1334287468","https://openalex.org/I4210137227"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"M. Pringle","raw_affiliation_strings":["Division of General Practice, University of Nottingham, Queen's Medical Centre, Nottingham NG7 2UH, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of General Practice, University of Nottingham, Queen's Medical Centre, Nottingham NG7 2UH, UK","institution_ids":["https://openalex.org/I142263535","https://openalex.org/I4210137227"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062618168","display_name":"John R Britton","orcid":"https://orcid.org/0000-0001-6375-3841","observed_orcids":["https://orcid.org/0000-0001-6375-3841"]},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]},{"id":"https://openalex.org/I2802921333","display_name":"Nottingham City Hospital","ror":"https://ror.org/0022b3c04","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1334287468","https://openalex.org/I2802921333"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"J. Britton","raw_affiliation_strings":["Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Respiratory Medicine, University of Nottingham, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK, and","institution_ids":["https://openalex.org/I142263535","https://openalex.org/I2802921333"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5011709308"],"corresponding_institution_ids":["https://openalex.org/I142263535","https://openalex.org/I2802921333"],"apc_list":{"value":4760,"currency":"USD","value_usd":4760},"apc_paid":null,"fwci":6.564,"has_fulltext":false,"cited_by_count":154,"citation_normalized_percentile":{"value":0.97239833,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"33","issue":"10","first_page":"1355","last_page":"1359"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10051","display_name":"Asthma and respiratory diseases","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10051","display_name":"Asthma and respiratory diseases","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12280","display_name":"Magnesium in Health and Disease","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2916","display_name":"Nutrition and Dietetics"},"field":{"id":"https://openalex.org/fields/29","display_name":"Nursing"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10277","display_name":"Vitamin D Research Studies","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2734","display_name":"Pathology and Forensic Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/asthma","display_name":"asthma","score":0.9800000190734863},{"id":"https://openalex.org/keywords/vitamin-c-supplementation","display_name":"vitamin C supplementation","score":0.8960000276565552},{"id":"https://openalex.org/keywords/magnesium-supplementation","display_name":"magnesium supplementation","score":0.9589999914169312},{"id":"https://openalex.org/keywords/dietary-supplements","display_name":"dietary supplements","score":0.7910000085830688},{"id":"https://openalex.org/keywords/asthma-control","display_name":"asthma control","score":0.9340000152587891},{"id":"https://openalex.org/keywords/inhaled-corticosteroids","display_name":"inhaled corticosteroids","score":0.8050000071525574},{"id":"https://openalex.org/keywords/airway-responsiveness","display_name":"airway responsiveness","score":0.6970000267028809},{"id":"https://openalex.org/keywords/peak-expiratory-flow","display_name":"peak expiratory flow","score":0.7940000295639038},{"id":"https://openalex.org/keywords/bronchodilator-use","display_name":"bronchodilator use","score":0.8320000171661377},{"id":"https://openalex.org/keywords/primary-care-patients","display_name":"primary care patients","score":0.6359999775886536}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8689508438110352},{"id":"https://openalex.org/C2776042228","wikidata":"https://www.wikidata.org/wiki/Q35869","display_name":"Asthma","level":2,"score":0.853895902633667},{"id":"https://openalex.org/C27081682","wikidata":"https://www.wikidata.org/wiki/Q269829","display_name":"Placebo","level":3,"score":0.7248105406761169},{"id":"https://openalex.org/C168563851","wikidata":"https://www.wikidata.org/wiki/Q1436668","display_name":"Randomized controlled trial","level":2,"score":0.626662015914917},{"id":"https://openalex.org/C2781018748","wikidata":"https://www.wikidata.org/wiki/Q927234","display_name":"Bronchodilator","level":3,"score":0.6054434776306152},{"id":"https://openalex.org/C2776476923","wikidata":"https://www.wikidata.org/wiki/Q7725","display_name":"Evening","level":2,"score":0.5583373308181763},{"id":"https://openalex.org/C535046627","wikidata":"https://www.wikidata.org/wiki/Q30612","display_name":"Clinical trial","level":2,"score":0.44769468903541565},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.42084386944770813},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.3962089419364929},{"id":"https://openalex.org/C42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","level":1,"score":0.33992114663124084},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.323700487613678},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001205","descriptor_name":"Ascorbic Acid","qualifier_ui":"Q000627","qualifier_name":"therapeutic use","is_major_topic":true},{"descriptor_ui":"D001249","descriptor_name":"Asthma","qualifier_ui":"Q000188","qualifier_name":"drug therapy","is_major_topic":true},{"descriptor_ui":"D001249","descriptor_name":"Asthma","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D004311","descriptor_name":"Double-Blind Method","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008274","descriptor_name":"Magnesium","qualifier_ui":"Q000627","qualifier_name":"therapeutic use","is_major_topic":true},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011320","descriptor_name":"Primary Health Care","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D015656","descriptor_name":"Respiratory Mechanics","qualifier_ui":"Q000187","qualifier_name":"drug effects","is_major_topic":false},{"descriptor_ui":"D016312","descriptor_name":"Treatment Refusal","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016896","descriptor_name":"Treatment Outcome","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1046/j.1365-2222.2003.01777.x","doi":"https://doi.org/10.1046/j.1365-2222.2003.01777.x","is_oa":false,"landing_page_url":"https://doi.org/10.1046/j.1365-2222.2003.01777.x","pdf_url":null,"source":{"id":"https://openalex.org/S17239246","display_name":"Clinical & Experimental Allergy","issn_l":"0954-7894","issn":["0954-7894","1365-2222"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-1","medline","norway-1","poland-140","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Clinical & Experimental Allergy","raw_type":"journal-article"},{"id":"pmid:14519140","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/14519140","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology","raw_type":"Clinical Trial"}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/randomized-controlled-trial","display_name":"Randomized Controlled Trial"},{"id":"https://openalex.org/study-designs/clinical-trial","display_name":"Clinical Trial"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W1526754366","https://openalex.org/W1845025730","https://openalex.org/W1908746277","https://openalex.org/W1978550769","https://openalex.org/W1990951259","https://openalex.org/W2004646866","https://openalex.org/W2009791320","https://openalex.org/W2027660719","https://openalex.org/W2078552720","https://openalex.org/W2103602930","https://openalex.org/W2104313498","https://openalex.org/W2106245415","https://openalex.org/W2108490996","https://openalex.org/W2112842719","https://openalex.org/W2124796705","https://openalex.org/W2131804328","https://openalex.org/W2132751563","https://openalex.org/W2132957248","https://openalex.org/W2145312030","https://openalex.org/W2169551564","https://openalex.org/W2258263699","https://openalex.org/W2414634459","https://openalex.org/W2517961783","https://openalex.org/W3027671116","https://openalex.org/W4285719527","https://openalex.org/W6610305124"],"related_works":["https://openalex.org/W2152612544","https://openalex.org/W2912320119","https://openalex.org/W3215191835","https://openalex.org/W4401771068","https://openalex.org/W2043656946","https://openalex.org/W2170981231","https://openalex.org/W2124796705","https://openalex.org/W7095865898","https://openalex.org/W2257450114","https://openalex.org/W3021566118"],"abstract_inverted_index":{"BACKGROUND:":[0],"Epidemiological":[1],"studies":[2],"suggest":[3],"that":[4],"higher":[5],"intakes":[6],"of":[7,20,35,49,80,139,143,150,186],"dietary":[8,171],"vitamin":[9,26,56,174],"C":[10,27,175],"and":[11,117,123,128],"magnesium":[12,29,60,177],"may":[13],"be":[14],"associated":[15],"with":[16,53,71,75,173],"a":[17,130],"reduced":[18],"risk":[19],"asthma.":[21],"OBJECTIVE:":[22],"To":[23],"determine":[24],"whether":[25],"or":[28,62,158,176],"supplements":[30],"improve":[31],"the":[32,154,167],"clinical":[33,180],"control":[34,152],"asthma":[36,151,187],"in":[37,92,101,105,153,159,188],"primary":[38,89,155,189],"care":[39,90,190],"patients.":[40,191],"METHODS:":[41],"A":[42],"randomized,":[43],"placebo-controlled,":[44],"double-blind":[45],"parallel":[46],"group":[47],"trial":[48],"16":[50],"weeks":[51],"supplementation":[52,172],"1":[54,106],"g/day":[55],"C,":[57],"450":[58],"mg/day":[59],"chelate":[61],"matched":[63],"placebo.":[64],"Three":[65],"hundred":[66],"patients":[67],"aged":[68],"18-60":[69],"years":[70],"physician-diagnosed":[72],"asthma,":[73],"controlled":[74],"at":[76],"least":[77],"one":[78],"dose":[79],"an":[81,160],"inhaled":[82],"corticosteroid":[83],"daily,":[84],"were":[85,99],"recruited":[86],"from":[87],"24":[88],"practices":[91],"Nottingham,":[93],"UK.":[94],"The":[95],"main":[96],"outcome":[97,148],"measures":[98],"change":[100],"forced":[102,108],"expiratory":[103],"volume":[104],"s,":[107],"vital":[109],"capacity,":[110],"airway":[111],"responsiveness":[112],"to":[113,163,182],"methacholine,":[114],"mean":[115],"morning":[116],"evening":[118],"peak":[119],"flow,":[120],"symptom":[121],"scores":[122],"bronchodilator":[124],"use,":[125],"both":[126],"individually":[127],"as":[129],"combined":[131],"summary":[132],"statistic.":[133],"RESULTS:":[134],"There":[135],"was":[136],"no":[137,179],"evidence":[138],"any":[140,147],"beneficial":[141],"effect":[142],"either":[144],"supplement":[145],"on":[146],"measure":[149],"intention-to-treat":[156],"analysis,":[157],"analysis":[161],"restricted":[162],"participants":[164],"who":[165],"completed":[166],"study.":[168],"CONCLUSIONS:":[169],"Regular":[170],"adds":[178],"benefit":[181],"current":[183],"standard":[184],"therapy":[185]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":5},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":12},{"year":2013,"cited_by_count":10},{"year":2012,"cited_by_count":14}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}