{"id":"https://openalex.org/W25643295","doi":"https://doi.org/10.1152/ajplegacy.1948.154.3.405","title":"LUNG FUNCTION STUDIES. II. THE RESPIRATORY DEAD SPACE","display_name":"LUNG FUNCTION STUDIES. II. THE RESPIRATORY DEAD SPACE","publication_year":1948,"publication_date":"1948-09-01","ids":{"openalex":"https://openalex.org/W25643295","doi":"https://doi.org/10.1152/ajplegacy.1948.154.3.405","mag":"25643295","pmid":"https://pubmed.ncbi.nlm.nih.gov/18101134"},"language":"en","primary_location":{"id":"doi:10.1152/ajplegacy.1948.154.3.405","doi":"https://doi.org/10.1152/ajplegacy.1948.154.3.405","is_oa":false,"landing_page_url":"https://doi.org/10.1152/ajplegacy.1948.154.3.405","pdf_url":null,"source":{"id":"https://openalex.org/S204210209","display_name":"American Journal of Physiology-Legacy Content","issn_l":"0002-9513","issn":["0002-9513","2163-5773"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["norway-1"],"host_organization":"https://openalex.org/P4310320155","host_organization_name":"American Physiological Society","host_organization_lineage":["https://openalex.org/P4310320155"],"host_organization_lineage_names":["American Physiological Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"American Journal of Physiology-Legacy Content","raw_type":"journal-article"},"parent_works":[],"lineage":["https://openalex.org/W25643295"],"child_works_count":0,"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/A5055788850","display_name":"Ward S. Fowler","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Ward S. Fowler","raw_affiliation_strings":["From the Department of Physiology and Pharmacology, Graduate School of Medicine, University of Pennsylvania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Physiology and Pharmacology, Graduate School of Medicine, University of Pennsylvania","institution_ids":["https://openalex.org/I79576946"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5055788850"],"corresponding_institution_ids":["https://openalex.org/I79576946"],"apc_list":null,"apc_paid":null,"fwci":13.7466,"has_fulltext":false,"cited_by_count":562,"citation_normalized_percentile":{"value":0.98402256,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"154","issue":"3","first_page":"405","last_page":"416"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10143","display_name":"Chronic Obstructive Pulmonary Disease (COPD) Research","score":0.8461999893188477,"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/T10143","display_name":"Chronic Obstructive Pulmonary Disease (COPD) Research","score":0.8461999893188477,"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/T12930","display_name":"Biomedical and Chemical Research","score":0.031599998474121094,"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/T10322","display_name":"Respiratory Support and Mechanisms","score":0.02329999953508377,"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/respiratory-dead-space","display_name":"respiratory dead space","score":0.8650000095367432},{"id":"https://openalex.org/keywords/lung-function","display_name":"lung function","score":0.9729999899864197},{"id":"https://openalex.org/keywords/respiratory-physiology","display_name":"respiratory physiology","score":0.4880000054836273},{"id":"https://openalex.org/keywords/gas-exchange","display_name":"gas exchange","score":0.5130000114440918}],"concepts":[{"id":"https://openalex.org/C163498912","wikidata":"https://www.wikidata.org/wiki/Q472287","display_name":"Respiratory physiology","level":3,"score":0.5862126350402832},{"id":"https://openalex.org/C42407357","wikidata":"https://www.wikidata.org/wiki/Q521","display_name":"Physiology","level":1,"score":0.5021202564239502},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.45397308468818665},{"id":"https://openalex.org/C534529494","wikidata":"https://www.wikidata.org/wiki/Q7891","display_name":"Respiratory system","level":2,"score":0.4060148596763611},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.2807729244232178}],"mesh":[{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012126","descriptor_name":"Respiratory Dead Space","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012129","descriptor_name":"Respiratory Function Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012143","descriptor_name":"Respiratory Physiological Phenomena","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1152/ajplegacy.1948.154.3.405","doi":"https://doi.org/10.1152/ajplegacy.1948.154.3.405","is_oa":false,"landing_page_url":"https://doi.org/10.1152/ajplegacy.1948.154.3.405","pdf_url":null,"source":{"id":"https://openalex.org/S204210209","display_name":"American Journal of Physiology-Legacy Content","issn_l":"0002-9513","issn":["0002-9513","2163-5773"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["norway-1"],"host_organization":"https://openalex.org/P4310320155","host_organization_name":"American Physiological Society","host_organization_lineage":["https://openalex.org/P4310320155"],"host_organization_lineage_names":["American Physiological Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"American Journal of Physiology-Legacy Content","raw_type":"journal-article"},{"id":"pmid:18101134","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/18101134","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":"The American journal of physiology","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1978322567","https://openalex.org/W2512851933","https://openalex.org/W2143359714","https://openalex.org/W2403821942","https://openalex.org/W2465947658","https://openalex.org/W1987315181","https://openalex.org/W2395591987","https://openalex.org/W2441751935","https://openalex.org/W2402185824","https://openalex.org/W4231866788"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":6},{"year":2025,"cited_by_count":11},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":18},{"year":2019,"cited_by_count":15},{"year":2018,"cited_by_count":14},{"year":2017,"cited_by_count":13},{"year":2016,"cited_by_count":14},{"year":2015,"cited_by_count":16},{"year":2014,"cited_by_count":15},{"year":2013,"cited_by_count":21},{"year":2012,"cited_by_count":14}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}