Coronary heart disease: the strategy of control.
D000208:Acute Disease; D000552:Ambulances; D003327:Coronary Disease / Q000517:prevention & control* / Q000628:therapy; D005392:First Aid; D006801:Humans; D009203:Myocardial Infarction / Q000517:prevention & control; D011159:Population Surveillance; D012306:Risk