KAUR, A.; SINGH, G.; MALHOTRA, P. Comparison of serum vitamin B12 levels in exclusively breastfed and mixed-fed term infants aged 3-6 months: a hospital-based observational study. International Journal of Contemporary Pediatrics, [S. l.], v. 13, n. 7, p. 1100–1104, 2026. DOI: 10.18203/2349-3291.ijcp20261897. Disponível em: https://www.ijpediatrics.com/index.php/ijcp/article/view/7436. Acesso em: 23 jun. 2026.