title: [The mechanism of action of vacation pills (author's transl)].
mesh_terms: D000818:Animals; D003276:Contraceptives, Oral / Q000494:pharmacology*; D004717:Endometrium / Q000166:cytology / Q000187:drug effects; D005187:Fallopian Tubes / Q000187:drug effects; D005260:Female; D006801:Humans; D008297:Male; D010060:Ovulation / Q000187:drug effects; D011247:Pregnancy; D011817:Rabbits; D051381:Rats; D013094:Spermatozoa / Q000187:drug effects
chemical_list: D003276:Contraceptives, Oral