SIDDIQUE, A. A.; SALEEM, M. A. Association between serum concentration of vitamin D and development of pneumonia. International Journal of Contemporary Pediatrics, [S. l.], v. 6, n. 5, p. 2003–2006, 2019. DOI: 10.18203/2349-3291.ijcp20193713. Disponível em: https://www.ijpediatrics.com/index.php/ijcp/article/view/2543. Acesso em: 17 nov. 2025.