US pharmacies vow to withhold emergency contraception.
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D003281:Contraceptives, Postcoital; D011307:Drug Prescriptions; D005260:Female; D006801:Humans; D016912:Levonorgestrel; D004366:Nonprescription Drugs; D010594:Pharmacies / Q000331:legislation & jurisprudence*; D011057:Politics; D014481:United States; D014486:United States Food and Drug Administration
D003281:Contraceptives, Postcoital; D004366:Nonprescription Drugs; D016912:Levonorgestrel