« Prevalence of Vitamin D Deficiency and Insufficiency Across Trimesters of Pregnancy in Maiduguri, Nigeria: A Cross-Sectional Study », AJBR, vol. 24, nᵒ 1, p. 53–57, janv. 2021, Consulté le: 17 mai 2026. [En ligne]. Disponible sur: https://ojshostng.com/index.php/ajbr/article/view/1689