KALE, A.; KALE, A. Luteal phase serum progesterone level as a predictor of vaginal bleeding or adverse pregnancy outcome in patients undergoing assisted reproductive techniques. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 7, n. 8, p. 3152–3157, 2018. DOI: 10.18203/2320-1770.ijrcog20183308. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/5005. Acesso em: 28 oct. 2025.