Viên uống sáng hôm sau giúp tránh thai khẩn cấp bằng cách nào? – 3D POSTINOR



cơ chế thuốc tránh thai khẩn cấp, viên uống sáng hôm sau, thuốc tránh thai khẩn cấp 72 giờ, tránh thai an toàn.
REFERENCES:

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De Santis M, 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; 84:296 –299.
Durand M, et al. On the mechanisms of action of short-term levonorgestrel administration in emergency contraception. Contraception 2001; 64(4):227–234.
Hapangama D, et al. The effects of peri-ovulatory administration of levonorgestrel on the menstrual cycle. Contraception 2001; 63:123-129.
ICEC: Emergency contraception and medical abortion. February 2013
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