title: Emergency postcoital contraception.
authors.forename: A
authors.initials: A
authors.lastname: Nichols
authors.forename: J
authors.initials: J
authors.lastname: Wilson
mesh_terms: D000328:Adult; D003281:Contraceptives, Postcoital; D005260:Female; D006801:Humans; D011247:Pregnancy; D011275:Pregnancy, Unwanted; D013997:Time Factors
chemical_list: D003281:Contraceptives, Postcoital