1. Predictors of mortality in the adult population of Tecumseh: Respiratory symptoms, chronic respiratory disease and ventilatory function;Higgins;Arch Envir Health,1970
2. Chronic nonspecific respiratory disease: Berlin New Hampshire, 1961–1967: A cross-sectional study;Ferris;Am Rev Resp Dis,1971
3. Bronchitis, smoking, and obesity in an English and Danish town: Male Deaths after a 10-year follow-up;Cole;Bull Phys Path Resp,1974
4. Pulmonary function: Relation to aging, cigarette habit, and mortality;Ashley;Ann Int Med,1975
5. Follow-up evaluation of a prevalence study for chronic bronchitis and chronic airways obstruction;Petty;Am Rev Resp Dis,1976