Emergency contraception.
D044363:Contraception, Postcoital / Q000379:methods*; D003281:Contraceptives, Postcoital / Q000627:therapeutic use; D004632:Emergency Medical Services; D005260:Female; D006801:Humans; D016912:Levonorgestrel / Q000627:therapeutic use; D009649:Norpregnadienes / Q000627:therapeutic use
D003281:Contraceptives, Postcoital; D009649:Norpregnadienes; D016912:Levonorgestrel; C094854:ulipristal