MISHRA, S.; MISHRA, A.; DAS, S. Vitamin D micronutrient and COVID-19: the missing link. International Journal of Advances in Medicine, [S. l.], v. 8, n. 3, p. 474–479, 2021. DOI: 10.18203/2349-3933.ijam20210504. Disponível em: https://www.ijmedicine.com/index.php/ijam/article/view/2797. Acesso em: 24 dec. 2025.