Ibrahim Abdelhamid, Department of Cardiology, University for science and technology, Cairo, Egypt
Ahmed Onsy, Faculty of Medicine, Ain Shams University, Cairo, Egypt
Bassam Sobhy-Hennawy, Faculty of Medicine, Ain Shams University, Cairo, Egypt
Karim Mounir-Kamel, Faculty of Medicine, Ain Shams University, Cairo, Egypt
Sohil Elfar, Department of Cardiology, Port Said University, Port Said, Egypt