title: Preclinical evaluation of intrauterine progesterone as a contraceptive agent. I. Local contraceptive effects and their reversal.
mesh_terms: D000818:Animals; D003271:Contraceptive Agents, Female / Q000494:pharmacology*; D004341:Drug Evaluation; D005260:Female; D005298:Fertility / Q000187:drug effects*; D011374:Progesterone / Q000494:pharmacology*; D011817:Rabbits
chemical_list: D003271:Contraceptive Agents, Female; D011374:Progesterone