Lukaszewicz, Marta Lukaszewicz-Zajac, Marta Lukaszuk, Krzysztof, INVICTA Fertility and Reproductive Center, Gdansk, Warsaw, Wroclaw, Poland Department of Obstetrics and Gynecological Nursing, Faculty of Health Sciences, Medical University of Gdansk, Poland Lukaszuk, Krzysztof, INVICTA Fertility and Reproductive Center, Gdansk Department of Obstetrics and Gynecological Nursing, Faculty of Health Sciences, Medical University of Gdansk Lukaszuk, Mariusz, INVICTA Fertility and Reproductive Center, Gdansk Lukaszyk, Andrzej Lukaszyk, Andrzej Lukienczuk, Tadeusz, Department of General, Gastroenterological and Endocrinological Surgery, Medical University of Wroclaw Luo, L Luo, Yu Luterek, Malgorzata, Department of Cancer Genetics with Cytogenetic Laboratory, Medical University of Lublin Lutsyk, Alexander Lutsyk, Alexander, Department of Histology and Embryology, Lviv National, Medical University, Lviv, Ukraine Luvizotto, Maria C.R. LV, Guozhong Lv, Ting Lykowska-Szuber, Liliana, Poznań University of Medical Sciences Lykowska-Szuber, Liliana, Department of Gastroenterology, Human Nutrition and Internal Diseases, Poznan University of Medical Sciences, Heliodor Swiecicki Hospital, Poznan, Poland