Skogsdal , Yvonne, Helena Fadl, Yang Cao, Jan Karlsson, and Tanja Tydén. “An Intervention in Contraceptive Counseling Increased the Knowledge about Fertility and Awareness of Preconception health—a Randomized Controlled Trial”. Upsala Journal of Medical Sciences 124, no. 3 (September 9, 2019): 203–212. Accessed April 7, 2026. https://ujms.net/index.php/ujms/article/view/5738.