Theofanakis, C. Athanasiou, V. Liokari, E. Stavrou, S. Sakellariou, M. Athanassiou, A.-I. Athanassiou, A. Drakakis, P. Loutradis, D., The impact of HCG in IVF Treatment: Does it depend on age or on protocol?, Journal of Gynecology Obstetrics and Human Reproduction, (48), 341-345, 2019, Elsevier Masson SAS, 2468-7847