| Literature DB >> 14232915 |
Abstract
Keywords: AIR POLLUTION; BRONCHITIS; CANADA; HEALTH SURVEYS; NEW HAMPSHIRE; PULMONARY EMPHYSEMA; RESPIRATORY TRACT DISEASES; SMOKING; STATISTICS
Mesh:
Year: 1965 PMID: 14232915 DOI: 10.1080/00039896.1965.10664001
Source DB: PubMed Journal: Arch Environ Health ISSN: 0003-9896