Díaz Rodríguez DR, Santiesteban Remon Y, Marquez Jaca S, Milian Domínguez A, Govín Gámez LG, Piña Borrego CE. Biological factors of risk in those born under weight: index predictivo of the infantile mortality. South Health and Policy. 2025;4:182. doi:10.56294/shp2025182