Progress in cardiovascular research during the last 2 decades (1971-1992).
D002318:Cardiovascular Diseases / Q000453:epidemiology* / Q000209:etiology; D003327:Coronary Disease / Q000453:epidemiology; D006801:Humans; D006973:Hypertension / Q000453:epidemiology; D007194:India / Q000453:epidemiology; D012106:Research; D012214:Rheumatic Heart Disease / Q000453:epidemiology; D012307:Risk Factors