Gumińska, Anna, Department of Andrology and Reproductive Endocrinology, Medical University of Łodź, Poland Gundlach, Karsten K H Gunduz, Yusuf, Erciyes University, Faculty of Medicine, Department of Histology and Embryology, Kayseri, Turkey Gunes, Hasan Veysi Guo, Dongbei Guo, Hui Guo, Liang Guo, Xin Guo, Yang Guo, Yuan-Yi Guo, Zhuo Gurgul, Edyta, Department of Endocrinology, Metabolism and Internal Medicine, Poznan University of Medical Sciences, Poznan, Poland Gürlich, Robert Gut, Pawel Guthrie, Rachel Gutowska, Izabela, Department of Biochemistry and Human Nutrition, Pomeranian Medical University, Szczecin, Poland Guven, Ummu, Ege University, Institute of Health Science, Department of Stem Cell, Izmir, Turkey Guzel, Elif, Department of Histology and Embryology, Cerrahpasa Faculty of Medicine, Istanbul University, Istanbul, Turkey Guzińska-Ustymowicz, Katarzyna Guzinska-Ustymowicz, Katarzyna, Medical University of Bialystok Guzinska-Ustymowicz, Katarzyna Gworys, Bohdan, Department of Anatomy, Wroclaw Medical University, Poland Gworys, Bohdan, Department of Anatomy, Wroclaw Medical University, Wroclaw (Poland) GyĂśrffy, Balazs Głąbowski, Wojciech