FAHAD, M. A. . Serum Vitamin D Concentrations in CoVID19 Patients. Scholastic: Journal of Natural and Medical Education, [S. l.], v. 2, n. 4, p. 214–218, 2023. Disponível em: https://univerpubl.com/index.php/scholastic/article/view/1192. Acesso em: 23 dec. 2024.