1. Cardiothoracic Surgery Department, Thamar University, Thamar, Yemen
2. Prince Abdullah Bin Abdulaziz Bin Musaed Cardiac Center (PAAMCC), Arar, Saudi Arabia
3. Cardiothoracic Surgery Department, Benha University, Benha, Egypt
4. King Salman Heart Center (KSHC), King Fahd Medical City (KFMC), Riyadh, Saudi Arabia
5. Nasser Institute for Research, Cairo, Egypt