{"id":"https://openalex.org/W2109918031","doi":"https://doi.org/10.1148/radiol.2283020557","title":"Silicosis in 76 Men: Qualitative and Quantitative CT Evaluation\u2014Clinical-Radiologic Correlation Study","display_name":"Silicosis in 76 Men: Qualitative and Quantitative CT Evaluation\u2014Clinical-Radiologic Correlation Study","publication_year":2003,"publication_date":"2003-09-01","ids":{"openalex":"https://openalex.org/W2109918031","doi":"https://doi.org/10.1148/radiol.2283020557","mag":"2109918031","pmid":"https://pubmed.ncbi.nlm.nih.gov/12954899"},"language":"en","primary_location":{"id":"doi:10.1148/radiol.2283020557","doi":"https://doi.org/10.1148/radiol.2283020557","is_oa":false,"landing_page_url":"https://doi.org/10.1148/radiol.2283020557","pdf_url":null,"source":{"id":"https://openalex.org/S50280174","display_name":"Radiology","issn_l":"0033-8419","issn":["0033-8419","1527-1315"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315931","host_organization_name":"Radiological Society of North America","host_organization_lineage":["https://openalex.org/P4310315931"],"host_organization_lineage_names":["Radiological Society of North America"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Radiology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5113618506","display_name":"GAIK CHENG OOI","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2800810863","display_name":"Queen Mary Hospital","ror":"https://ror.org/02xkx3e48","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I1294586568","https://openalex.org/I2800810863"]},{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["CN","HK"],"is_corresponding":false,"raw_author_name":"Gaik C. Ooi","raw_affiliation_strings":["School of Professional and Continuing Education, Department of Radiology, University of Hong Kong, Queen Mary Hosp, F/4, Block K, Pokfulam, Hong Kong SAR, China. cgcooi@hkucc.hku.hk"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Professional and Continuing Education, Department of Radiology, University of Hong Kong, Queen Mary Hosp, F/4, Block K, Pokfulam, Hong Kong SAR, China. cgcooi@hkucc.hku.hk","institution_ids":["https://openalex.org/I2800810863","https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103191646","display_name":"KENNETH W. T. TSANG","orcid":"https://orcid.org/0000-0002-3156-8526","observed_orcids":["https://orcid.org/0000-0002-3156-8526"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kenneth W. T. Tsang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047846369","display_name":"TF Cheung","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T. Fai Cheung","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110837001","display_name":"Pek Lan Khong","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Pek L. Khong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013475373","display_name":"Iris W. T. Ho","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Iris W. T. Ho","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036181062","display_name":"Msm Ip","orcid":"https://orcid.org/0000-0002-8692-6933","observed_orcids":["https://orcid.org/0000-0002-8692-6933"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mary S. M. Ip","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003660416","display_name":"Chak M. Tam","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chak M. Tam","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040172079","display_name":"Hys Ngan","orcid":"https://orcid.org/0000-0003-3945-159X","observed_orcids":["https://orcid.org/0000-0003-3945-159X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Henry Ngan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103639750","display_name":"Wah Kit Lam","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wah K. Lam","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111660680","display_name":"Fu L. Chan","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Fu L. Chan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5090927295","display_name":"Moira Chan\u2010Yeung","orcid":"https://orcid.org/0000-0003-2771-396X","observed_orcids":["https://orcid.org/0000-0003-2771-396X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Moira Chan-Yeung","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.1112,"has_fulltext":false,"cited_by_count":62,"citation_normalized_percentile":{"value":0.87120821,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"228","issue":"3","first_page":"816","last_page":"825"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11026","display_name":"Occupational and environmental lung diseases","score":0.9785000085830688,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/T11026","display_name":"Occupational and environmental lung diseases","score":0.9785000085830688,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/T10870","display_name":"Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis","score":0.018699999898672104,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/T13759","display_name":"Medical Imaging and Pathology Studies","score":0.0012000000569969416,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory 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/silicosis","display_name":"silicosis","score":0.9990000128746033},{"id":"https://openalex.org/keywords/progressive-massive-fibrosis","display_name":"progressive massive fibrosis","score":0.9900000095367432},{"id":"https://openalex.org/keywords/emphysema","display_name":"emphysema","score":0.9629999995231628},{"id":"https://openalex.org/keywords/lung-function","display_name":"lung function","score":0.6890000104904175},{"id":"https://openalex.org/keywords/quantitative-computed-tomography","display_name":"quantitative computed tomography","score":0.722000002861023},{"id":"https://openalex.org/keywords/airflow-obstruction","display_name":"airflow obstruction","score":0.7950000166893005},{"id":"https://openalex.org/keywords/dyspnea","display_name":"dyspnea","score":0.8270000219345093},{"id":"https://openalex.org/keywords/forced-expiratory-volume","display_name":"forced expiratory volume","score":0.7300000190734863},{"id":"https://openalex.org/keywords/diffusing-capacity-for-carbon-monoxide","display_name":"diffusing capacity for carbon monoxide","score":0.7519999742507935},{"id":"https://openalex.org/keywords/silica-exposure","display_name":"silica exposure","score":0.6349999904632568},{"id":"https://openalex.org/keywords/cigarette-smoking","display_name":"cigarette smoking","score":0.8379999995231628}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9325039386749268},{"id":"https://openalex.org/C2777811718","wikidata":"https://www.wikidata.org/wiki/Q653318","display_name":"Silicosis","level":2,"score":0.7214100360870361},{"id":"https://openalex.org/C36454342","wikidata":"https://www.wikidata.org/wiki/Q245341","display_name":"Radiography","level":2,"score":0.657182514667511},{"id":"https://openalex.org/C55520419","wikidata":"https://www.wikidata.org/wiki/Q660995","display_name":"Vital capacity","level":5,"score":0.6543740034103394},{"id":"https://openalex.org/C75603125","wikidata":"https://www.wikidata.org/wiki/Q1877462","display_name":"Pulmonary function testing","level":2,"score":0.576052725315094},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.5661277174949646},{"id":"https://openalex.org/C2777714996","wikidata":"https://www.wikidata.org/wiki/Q7886","display_name":"Lung","level":2,"score":0.5365889668464661},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.47586292028427124},{"id":"https://openalex.org/C27101514","wikidata":"https://www.wikidata.org/wiki/Q206120","display_name":"Lung volumes","level":3,"score":0.47145161032676697},{"id":"https://openalex.org/C97834683","wikidata":"https://www.wikidata.org/wiki/Q942508","display_name":"Thorax (insect anatomy)","level":2,"score":0.45901599526405334},{"id":"https://openalex.org/C165637977","wikidata":"https://www.wikidata.org/wiki/Q11067835","display_name":"Diffusing capacity","level":4,"score":0.39255672693252563},{"id":"https://openalex.org/C3018587741","wikidata":"https://www.wikidata.org/wiki/Q7886","display_name":"Lung function","level":3,"score":0.3843984007835388},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.21295461058616638},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.15378478169441223},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000369","descriptor_name":"Aged, 80 and over","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005541","descriptor_name":"Forced Expiratory Volume","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":"D008168","descriptor_name":"Lung","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D008168","descriptor_name":"Lung","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"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":"D011653","descriptor_name":"Pulmonary Diffusing Capacity","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D011656","descriptor_name":"Pulmonary Emphysema","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D011656","descriptor_name":"Pulmonary Emphysema","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D011658","descriptor_name":"Pulmonary Fibrosis","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D011658","descriptor_name":"Pulmonary Fibrosis","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D012829","descriptor_name":"Silicosis","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D012829","descriptor_name":"Silicosis","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D012907","descriptor_name":"Smoking","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013902","descriptor_name":"Radiography, Thoracic","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014797","descriptor_name":"Vital Capacity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.1148/radiol.2283020557","doi":"https://doi.org/10.1148/radiol.2283020557","is_oa":false,"landing_page_url":"https://doi.org/10.1148/radiol.2283020557","pdf_url":null,"source":{"id":"https://openalex.org/S50280174","display_name":"Radiology","issn_l":"0033-8419","issn":["0033-8419","1527-1315"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315931","host_organization_name":"Radiological Society of North America","host_organization_lineage":["https://openalex.org/P4310315931"],"host_organization_lineage_names":["Radiological Society of North America"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Radiology","raw_type":"journal-article"},{"id":"pmid:12954899","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/12954899","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":"Radiology","raw_type":"Journal Article"},{"id":"pmh:oai:hub.hku.hk:10722/150881","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/150881","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"mag:2263214546","doi":null,"is_oa":false,"landing_page_url":"http://hub.hku.hk/handle/10722/98776","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9763000011444092,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W1544020248","https://openalex.org/W1588925236","https://openalex.org/W1602966110","https://openalex.org/W1631821307","https://openalex.org/W1653441463","https://openalex.org/W1763560170","https://openalex.org/W1965872463","https://openalex.org/W1968773425","https://openalex.org/W1992942947","https://openalex.org/W1996644066","https://openalex.org/W2008832893","https://openalex.org/W2011013045","https://openalex.org/W2017284789","https://openalex.org/W2030517353","https://openalex.org/W2035023903","https://openalex.org/W2045910931","https://openalex.org/W2048981638","https://openalex.org/W2052122496","https://openalex.org/W2053250138","https://openalex.org/W2062325900","https://openalex.org/W2080035763","https://openalex.org/W2087255337","https://openalex.org/W2091913641","https://openalex.org/W2117489289","https://openalex.org/W2122566198","https://openalex.org/W2128835815","https://openalex.org/W2132018392","https://openalex.org/W2147430097","https://openalex.org/W2154277299","https://openalex.org/W2156124195","https://openalex.org/W2184173459","https://openalex.org/W2226527154","https://openalex.org/W2235217656","https://openalex.org/W2394611083","https://openalex.org/W2419051431","https://openalex.org/W2604596332","https://openalex.org/W4237525128","https://openalex.org/W4240277065"],"related_works":["https://openalex.org/W2053250138","https://openalex.org/W2090052852","https://openalex.org/W2381245400","https://openalex.org/W2044996300","https://openalex.org/W2087255337","https://openalex.org/W1526355102","https://openalex.org/W2161674991","https://openalex.org/W2395127254","https://openalex.org/W2524883122","https://openalex.org/W2386024221"],"abstract_inverted_index":{"PURPOSE:":[0],"To":[1],"use":[2],"qualitative":[3],"and":[4,26,38,53,76,89,96,118,136,177,192,213,243,251,264,280,297],"quantitative":[5,265],"computed":[6],"tomography":[7],"(CT)":[8],"to":[9,21,67,184,215,230,285,294],"test":[10],"the":[11,42,68,103,132,163],"hypothesis":[12],"that":[13],"impaired":[14],"lung":[15,125,185,226,237,260,290,299],"function":[16],"with":[17,34,154,166],"silicosis":[18,35],"is":[19,292],"due":[20],"progressive":[22],"massive":[23],"fibrosis":[24],"(PMF)":[25],"associated":[27],"emphysema.":[28],"MATERIALS":[29],"AND":[30],"METHODS:":[31],"Seventy-six":[32],"men":[33],"underwent":[36],"volumetric":[37],"thin-section":[39],"CT":[40,79,156,160,179,266],"of":[41,113,158,201,236,274],"thorax.":[43],"Lung":[44],"function,":[45],"Borg":[46,244],"scale":[47,245],"dyspnea":[48,296],"grade,":[49],"silica":[50,252],"exposure":[51,253],"duration,":[52],"cigarette":[54],"consumption":[55,250],"were":[56,80,106,139,181,198],"determined.":[57,129],"Nodular":[58],"profusion":[59],"(NP)":[60],"at":[61,78,147,174,196],"chest":[62,134,148,175],"radiography":[63,149,176],"was":[64,127],"graded":[65,82],"according":[66],"International":[69],"Labor":[70],"Organization":[71],"radiographic":[72],"classification":[73],"system;":[74],"NP":[75,104,146,173],"PMF":[77,161,191,279],"visually":[81],"by":[83,108,141],"using":[84,109,142],"five-point":[85],"(ie,":[86],"grades":[87],"0-4)":[88],"four-point":[90],"(grades":[91],"0-3)":[92],"scales,":[93],"respectively.":[94,123],"Emphysema":[95],"NP,":[97],"which":[98],"together":[99],"are":[100,282],"defined":[101],"as":[102,271],"index,":[105],"quantified":[107],"attenuation":[110,126,227,291],"threshold":[111],"values":[112],"less":[114],"than":[115,120],"-950":[116],"HU":[117],"greater":[119],"-100":[121],"HU,":[122],"Mean":[124,225],"also":[128],"Relationships":[130],"among":[131],"CT,":[133],"radiographic,":[135],"clinical":[137,295],"parameters":[138,157,180,267],"analyzed":[140],"Spearman":[143],"correlation.":[144],"RESULTS:":[145],"correlated":[150],"(r":[151,168],">":[152],"0.50)":[153],"all":[155,178],"nodularity.":[159],"had":[162,255],"highest":[164],"correlation":[165],"emphysema":[167,193,281],"=":[169],"0.58,":[170],"P":[171],"<.001).":[172],"inversely":[182],"related":[183,229,284,293],"function.":[186,261],"At":[187],"multiple":[188],"regression":[189],"analysis,":[190],"index":[194],"(both":[195],"CT)":[197],"significant":[199],"determinants":[200],"forced":[202,216],"expiratory":[203],"volume":[204],"in":[205,277],"1":[206],"second":[207],"(FEV1)":[208],"(P":[209,221,232,241,247],"=.006":[210],"and.03,":[211],"respectively)":[212],"FEV1":[214],"vital":[217],"capacity":[218,235],"(FVC)":[219],"ratio":[220],"=.007":[222],"and.02,":[223],"respectively).":[224],"remained":[228],"FVC":[231],"=.03),":[233],"diffusing":[234],"for":[238],"carbon":[239],"monoxide":[240],"=.04),":[242],"grade":[246],"=.01).":[248],"Cigarette":[249],"duration":[254],"no":[256],"independent":[257],"effects":[258],"on":[259],"CONCLUSION:":[262],"Qualitative":[263],"can":[268],"be":[269],"used":[270],"indirect":[272],"measures":[273],"functional":[275],"impairment":[276],"silicosis.":[278],"independently":[283],"airflow":[286],"obstruction,":[287],"whereas":[288],"mean":[289],"reduced":[298],"volume.":[300]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":4}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
