Vitamin D status in Bangladeshi subjects: a laboratory based study. BIRDEM Medical Journal, [S. l.], v. 9, n. 3, p. 202–206, 2019. DOI: 10.3329/birdem.v9i3.43081. Disponível em: https://banglajol.info/index.php/BIRDEM/article/view/43081. Acesso em: 29 jun. 2026.