UpToDate: Emergency contraception (morning after pill). uptodate.com/contents/emergency-contraception-morning-after-pill-beyond-the-basics.
217
Всемирная организация здравоохранения: Экстренная контрацепция. who.int/mediacentre/factsheets/fs244/ru.
218
Jie Shen et al. Interventions for emergency contraception. Cochrane Database Syst Rev. 2017, PMID: 28766313.
219
Всемирная организация здравоохранения: Экстренная контрацепция. who.int/mediacentre/factsheets/fs244/ru.
220
Marco De Santis et al. Failure of the emergency contraceptive levonorgestrel and the risk of adverse effects in pregnancy and on fetal development: an observational cohort study. Fertil Steril 2005, PMID: 16084867.