title: Tomorrow's contraceptives--yesterday's problem.
mesh_terms: D000858:Anovulation / Q000209:etiology; D003267:Contraception; D003269:Contraception, Immunologic; D003272:Contraceptive Agents, Male; D005260:Female; D006801:Humans; D007774:Lactation; D008297:Male; D011247:Pregnancy
chemical_list: D003272:Contraceptive Agents, Male