SAEED, S. Q.; SHABU, S. A. . Knowledge and practices towards vitamin D sources and insufficiency among healthcare workers in Erbil, Iraq, 2025 . Zanco Journal of Medical Sciences (ZJMS), [S. l.], v. 30, n. 2, p. 333–344, 2026. DOI: 10.15218/zjms.2026.023. Disponível em: https://zjms.hmu.edu.krd/index.php/zjms/article/view/1224. Acesso em: 20 aug. 2026.