ALINA MUNEEB, SARMAD ABDUL REHMAN KHAN, MAMOONA SHOUKAT. Association Between Vitamin D Deficiency and Severity of Respiratory Infections in Adults. Pakistan Journal of Medical & Health Sciences, [S. l.], v. 17, n. 12, p. 733, 2023. DOI: 10.53350/pjmhs020231712733. Disponível em: https://pjmhsonline.com/index.php/pjmhs/article/view/6928. Acesso em: 20 dec. 2025.