2 Cardiology department , Port-Said University, Egypt
Corresponding author: Hoda Abdelgawad MD, PhD
Cardiology Department, Faculty of Medicine, Alexandria University, Alexandria, Egypt
Champollion Street, Khartoom Square, Qism Bab Sharqi, Alexandria, Egypt
Tele: 00201008404474 Email: hoda.abdelkhalek@alexmed.edu.eg
Declarations: