Epidemiology and its contemporary tasks in the primary prevention of IHD.
D000367:Age Factors; D003327:Coronary Disease / Q000453:epidemiology / Q000517:prevention & control*; D003604:Czechoslovakia; D005843:Geography; D006801:Humans; D008297:Male; D008875:Middle Aged; D012306:Risk; D012737:Sex Factors