Bellwon, Jerzy Belowska-Bień, Kinga Belowski, Andrzej Belowski, Dariusz Ben Halima, Afef, Université Tunis El Manar, Faculté de Médecine de Tunis, Service de Cardiologie Hopital Abderrahmen Mami, Ariana, Tunisia Ben Halima, Afef Ben Halima, Afef, 1 : Cardiology department, Abderrahmen MAMI Hospital, Ariana. Tunisia. (Tunisia) Ben Salem, Nader Benedek, Imre Benedek, Theodora, University of Medicine and Pharmacy Tirgu Mures Benedetto, Umberto Benedetto, Umberto (United Kingdom) Benedikt, Martin Beneduce, Alessandro Beneria, Anna Benetos, Athanase Benetos, Athanase Benett, Johan Benitez, Jaime M., Hospital General Universtiario de Ciudad Real Benussi, Stefano Beqiri, Arton, Department of Cardiology, International Medicine Hospital of Kosovo, Pristina, Kosovo Berdej-Szczot, Elżbieta, Department of Paediatrics, Paediatric Endocrinology and Diabetes, Medical University of Silesia, Upper Silesian Children’s Health Centre, Katowice, Poland Berdej-Szczot, Elżbieta, Department of Paediatrics, Paediatric Endocrinology, and Diabetes, Upper-Silesian Paediatric Health Centre, Katowice, Poland Bérecová, Zuzana Bereczky, Zsuzsanna