[Effects of "compound prescription progestogen no. 1" on induction of sister chromatid exchanges].
D003267:Contraception; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D005069:Evaluation Studies as Topic; D005193:Family Planning Services; D012102:Reproductive Control Agents
D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D012102:Reproductive Control Agents
Contraception; Contraception Research; Contraceptive Agents; Contraceptive Agents, Female; Contraceptive Agents, Progestin; Evaluation; Family Planning; Reproductive Control Agents