Beisert, Maria Bek, Wiktor Bekiesińska-Figatowska, Monika, Department of Diagnostic Imaging, Institute of Mother and Child, Warsaw, Poland Bekiesińska-Figatowska, Monika Bekiesińska-Figatowska, Monika (Poland) Bekiesinska-Figatowska, Monika Beksac, Kemal, Hacettepe University, School of Medicine, Department of General Surgery, Ankara, Turkey Beksac, M. Sinan, Hacettepe University, School of Medicine, Department of Obstetrics and Gynecology, Ankara, Turkey Beljan, Petrana Belkius, Marcelina Belo, Joana Lopes Belowska, Anna Belowska-Bień, Kinga Benčić, Ana Bends, Ralf Benke, Malgorzata Bèrczi, Viktor Bereza, Krzysztof Berezowska, Alicja Berezowska, Elwira Berger, Anna Berger, Anna, Division of Infertility and Reproductive Endocrinology, Poznań University of Medical Sciences, Poland Berger, Katrin Bergler-Czop, Beata Berker, Bülent