PATEL, D. K.; PRAJAPATI, D. G. Study the accuracy of salivary ferning test as a predictor of ovulation. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 7, n. 7, p. 2699–2705, 2018. DOI: 10.18203/2320-1770.ijrcog20182866. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/4864. Acesso em: 30 dec. 2025.