HAKIM, A. M.; MORFI, C. W. The Association Between Vitamin D Deficiency and the Risk of Lower Respiratory Tract Infections in Adults. Medical Profession Journal of Lampung, [S. l.], v. 16, n. 2, p. 31-35, 2026. DOI: 10.53089/medula.v16i2.1749. Disponível em: https://journalofmedula.com/index.php/medula/article/view/1749. Acesso em: 23 jul. 2026.