SHIHABUDEEN, T. The effect of intrauterine human chorionic gonadotrophin injection before embryo transfer on the implantation and pregnancy rate in infertile patients: a retrospective study. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 12, n. 1, p. 108–113, 2022. DOI: 10.18203/2320-1770.ijrcog20223478. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/11820. Acesso em: 12 oct. 2025.