Gutierrez-Lesmes O, Tobón-Borrero LM, Martínez-Torres J. Ferritin deficiency in colombian pregnant women and associated sociodemographic factors. Med UPB [Internet]. 2024 Jan. 22 [cited 2026 Aug. 7];43(1):56-64. Available from: https://revistas.upb.edu.co/index.php/medicina/article/view/8226