A S Afacan. Show Affiliations »
Abstract
Entities: Disease
Mesh: See more » Asthma/etiologyCoal MiningEnvironmental ExposureHumans
Year: 1992 PMID: 1393081 PMCID: PMC1883327 DOI: 10.1136/bmj.305.6854.644-a
Source DB: PubMed Journal: BMJ ISSN: 0959-8138