Prevalence of Vitamin D Deficiency Among School Children in Tobruk City, Libya. Derna Academy Journal for Applied Sciences, [S. l.], v. 4, n. 1, p. 26–33, 2025. DOI: 10.71147/zaj3qc92. Disponível em: https://dp.lad.edu.ly/journals/index.php/dajas/article/view/135. Acesso em: 15 jul. 2025.