Lebaili, Nemcha, Ecole Normale Supérieure, Laboratoire de Physiologie Animale; E.N.S de Kouba Bachir El Ibrahimi, B.P 92, 16050 Algeria Lebelt, Agnieszka Lebelt, Agnieszka, Department of Human Anatomy, Medical University, Białystok, Poland Lebkowska, Urszula Lee, Hyeung Sik, Department of Clinical Laboratory Science, College of Health and Therapy, Daegu Haany University, Gyeongsan, Republic of Korea Lee, Myung-Jun Lee, Won-Tae Legieć, Monika Legiec, Wojciech Lehraiki, Abdelali Lekesiz, Katarzyna, Medical University of Bialystok Leks, Tomasz, Chair and Department of Gynecological Endocrinology, Medical University of Silesia, Katowice, Poland Lemancewicz, Adam Lemancewicz, D Lemancewicz, Dorota Lemancewicz, Dorota, Department of Human Anatomy, Medical University of Bialystok, Bialystok, Poland Lenartowska, Marta Lentini, Salvatore Lenz, Solvig Leone, Angelo Leone, Angelo Leone, Angelo, Department of Biomedicine and Clinical Neuroscience- BioNec, School of Medicine, Univeristy of Palermo Italy Lepiarczyk, Magdalena Lepinay, Katarzyna Lesiak, Aleksandra