title: A critical review of epidemiological studies of physical activity.
mesh_terms: D000818:Animals; D001344:Autopsy; D003327:Coronary Disease / Q000453:epidemiology* / Q000401:mortality / Q000473:pathology / Q000503:physiopathology; D004812:Epidemiologic Methods; D006801:Humans; D009203:Myocardial Infarction / Q000628:therapy; D009787:Occupational Medicine; D005082:Physical Exertion; D012107:Research Design; D013178:Sports Medicine