| Literature DB >> 14212575 |
Abstract
Keywords: AIR POLLUTION; ASTHMA; BRONCHITIS; CANADA; GERIATRICS; LUNG DISEASES; NEW HAMPSHIRE; RESPIRATORY FUNCTION TESTS; RESPIRATORY TRACT DISEASES; SMOKING; STATISTICS
Mesh:
Year: 1964 PMID: 14212575 PMCID: PMC1898145
Source DB: PubMed Journal: Proc R Soc Med ISSN: 0035-9157