title: Facing the facts on advance provision of emergency contraception.
authors.forename: Chelsea B
authors.initials: CB
authors.lastname: Polis
authors.forename: Elizabeth G
authors.initials: EG
authors.lastname: Raymond
authors.forename: James
authors.initials: J
authors.lastname: Trussell
mesh_terms: D000293:Adolescent; D044363:Contraception, Postcoital; D003271:Contraceptive Agents, Female / Q000494:pharmacology*; D005260:Female; D006801:Humans; D016912:Levonorgestrel / Q000494:pharmacology*
chemical_list: D003271:Contraceptive Agents, Female; D016912:Levonorgestrel