title: The case against Plan B.
authors.affiliation: Natural Family Planning Center of Washington, D.C., Bethesda, Maryland, USA.
authors.forename: Hanna
authors.initials: H
authors.lastname: Klaus
mesh_terms: D000019:Abortifacient Agents; D003281:Contraceptives, Postcoital / Q000009:adverse effects; D017277:Drug Approval / Q000331:legislation & jurisprudence; D005260:Female; D006801:Humans; D016912:Levonorgestrel / Q000008:administration & dosage / Q000009:adverse effects; D004366:Nonprescription Drugs; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D000019:Abortifacient Agents; D003281:Contraceptives, Postcoital; D004366:Nonprescription Drugs; D016912:Levonorgestrel