Emergency contraceptive pills as a backup for lactational amenorrhea method (LAM) of contraception: a randomized controlled trial

Autor: Shaaban, Omar M., Hassen, Shaimaa G., Nour, Sanna A., Kames, Mervat A., Yones, Entsar M.
Zdroj: In Contraception March 2013 87(3):363-369
Databáze: ScienceDirect