Arraztoa JA, Donoso M, Figueroa H, Bustos B, Valdivieso J, Maella X, et al. Preliminary experience in the use of fertility charting in a cohort of infertility patients at a Department of Obstetrics and Gynecology. Med UPB [Internet]. 2015 Jun. 15 [cited 2026 Jul. 25];34(1):9-15. Available from: https://revistas.upb.edu.co/index.php/medicina/article/view/1320