FAROOQ, M.; KAZMI, S. K. S.; SHAHZAD, M.; FATIMA, S.; HUMERAH, S.; ASAD, J. Correlation Between Vitamin D3 Levels and Glutathione in COVID-19 Patients: Evaluating Antioxidant Defense and Immune Response. Pakistan Journal of Chest Medicine, [S. l.], v. 29, n. 1, p. 89–95, 2023. Disponível em: https://pjcm.net/index.php/pjcm/article/view/908. Acesso em: 31 may. 2026.