W T Ulmer, G Reichel, A Czeike, A Leuschner. Show Affiliations »
Abstract
Entities: Disease
Mesh: See more » AdolescentAdultAge FactorsAgedAir PollutionAirway ResistanceBronchitis/epidemiologyChildCough/epidemiologyDyspnea/epidemiologyFemaleGermany, WestHumansMaleMiddle AgedRespiratory Function TestsRespiratory Tract Diseases/epidemiologySex FactorsSmokingSputum
Year: 1970 PMID: 5482956
Source DB: PubMed Journal: Int Arch Arbeitsmed ISSN: 0020-5923