title: Plan B and the politics of doubt.
authors.affiliation: Institute for Healthcare Improvement, Cambridge, Mass, USA. fdavidoff@cox.net
authors.forename: Frank
authors.initials: F
authors.lastname: Davidoff
authors.forename: James
authors.initials: J
authors.lastname: Trussell
mesh_terms: D003281:Contraceptives, Postcoital / Q000494:pharmacology*; D017277:Drug Approval; D005260:Female; D006801:Humans; D016912:Levonorgestrel / Q000494:pharmacology*; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D003281:Contraceptives, Postcoital; D016912:Levonorgestrel