TY  - BOOK
AU  - Fletcher,Charles
TI  - The Natural history of chronic bronchitis and emphysema: an eight-year study of chronic obstructive lung disease in working men in London 
SN  - 0192611194
PY  - 1976///
CY  - Oxford
PB  - Oxford University Press
KW  - Bronchitis
KW  - England
KW  - London
KW  - Epidemiology
KW  - Emphysema, Pulmonary
KW  - Pulmonary function tests
N1  - Includes index; Bibliography: p. 258-268
ER  -