AHMED, S.; SAGAR, A. K. Comparison of maternal serum and neonatal cord blood levels of zinc in relation to birth weight and period of gestation. International Journal of Contemporary Pediatrics, [S. l.], v. 8, n. 8, p. 1349–1354, 2021. DOI: 10.18203/2349-3291.ijcp20212880. Disponível em: https://www.ijpediatrics.com/index.php/ijcp/article/view/1856. Acesso em: 26 mar. 2026.