YADAV, O.; SYED, Y. A study on prevalence of vitamin D Deficiency among pregnant women attending a tertiary health centre in Rajasthan, India. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 12, n. 7, p. 2218–2222, 2023. DOI: 10.18203/2320-1770.ijrcog20231937. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/13187. Acesso em: 2 nov. 2025.