[CURRENT PROBLEMS OF CONTRACEPTION IN THE CZECHOSLOVAKIAN SSR].
D003267:Contraception; D003270:Contraceptive Agents; D003276:Contraceptives, Oral; D003604:Czechoslovakia; D005260:Female; D006801:Humans
D003270:Contraceptive Agents; D003276:Contraceptives, Oral
CONTRACEPTION; CONTRACEPTIVES, ORAL; CZECHOSLOVAKIA
SOU CASN'E PROBL'EMY ANTIKONCEPCE V CSSR.