title: Compounds interfering with ovum implantation and development. II. Synthetic estrogens and antiestrogens.
mesh_terms: D000818:Animals; D002996:Clomiphene / Q000494:pharmacology; D003276:Contraceptives, Oral / Q000494:pharmacology; D010064:Embryo Implantation / Q000187:drug effects*; D004967:Estrogens / Q000494:pharmacology*; D005260:Female; D005298:Fertility / Q000187:drug effects*; D011247:Pregnancy; D011270:Pregnancy, Animal; D011817:Rabbits; D013267:Stilbenes / Q000494:pharmacology
chemical_list: D003276:Contraceptives, Oral; D004967:Estrogens; D013267:Stilbenes; D002996:Clomiphene