Time for emergency contraception with levonorgestrel alone.
Guillebaud
J
J
Department of Gynaecology, University College London, Margaret Pyke Centre, UK.
D003277:Contraceptives, Oral, Combined / Q000009:adverse effects; D003278:Contraceptives, Oral, Hormonal / Q000009:adverse effects; D003280:Contraceptives, Oral, Synthetic / Q000737:chemistry*; D003281:Contraceptives, Postcoital / Q000737:chemistry*; D004630:Emergencies; D006801:Humans; D016912:Levonorgestrel / Q000737:chemistry*; D013997:Time Factors
D003277:Contraceptives, Oral, Combined; D003278:Contraceptives, Oral, Hormonal; D003280:Contraceptives, Oral, Synthetic; D003281:Contraceptives, Postcoital; D016912:Levonorgestrel