Mendoza-Rojas VC, Díaz-Martínez LA, Mantilla-Mora G, Contreras-García GA, Mora-Bautista VM, Martínez-Paredes JF, Calderón-Rojas AL, Gómez-Tarazona CA, Pinzón-Mantilla K. 17-hydroxiprogesterone values in healthy preterm infants. Colomb Med [Internet]. 2017 Dec. 30 [cited 2025 Nov. 25];48(4):161-6. Available from: http://colombiamedica.univalle.edu.co/index.php/comedica/article/view/2893