1Cardiology Department, Hedi Chaker University Hospital, Sfax University, Sfax, Tunisia
2Cardiovascular and Thoracic Surgery Department, Habib Bourguiba University Hospital, Sfax University, Sfax, Tunisia
3Anesthesiology department, Habib Bourguiba University Hospital, Sfax University, Sfax, Tunisia
*Corresponding Author:
Ben Jmaa Hèla, Department of cardiovascular and thoracic surgery, Habib Bourguiba Hospital Sfax, Tunisia, Tel: 0021696704740 Email: