| Literature DB >> 13608083 |
Abstract
Entities:
Keywords: AIR POLLUTION; BRONCHITIS/etiology and pathogenesis; SMOKE/injurious effects
Mesh:
Substances:
Year: 1959 PMID: 13608083 PMCID: PMC1992210 DOI: 10.1136/bmj.1.5114.74
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447