title: Emergency contraception kept as prescription only in USA.
authors.forename: Roxanne
authors.initials: R
authors.lastname: Nelson
mesh_terms: D003281:Contraceptives, Postcoital; D011307:Drug Prescriptions; D005260:Female; D006801:Humans; D016912:Levonorgestrel; D011057:Politics; D011247:Pregnancy; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D003281:Contraceptives, Postcoital; D016912:Levonorgestrel