1. Prof. of Anaesthesia & SICU, Cairo University , Egypt
2. Prof. of Anaesthesia & ICU, Monoufia University , Egypt
3. Prof. of Anaesthesia, Ein-Shams University , Egypt
4. Head of Anaesthesia and Pain Relief Dep., N.C.I., Cairo University , Egypt
5. Lecturer, Critical 1Care Medicine , Alexandria University , Egypt
6. Prof. of Anaesthesia & ICU, Chief of ICU-B , Ein-Shams University , Egypt
7. Consultant of Anaesthesia, Jordan
8. Senior Consultant of Anaesthesia, Riyadh Military Hospital , Saudi Arabia
9. Consultant Anesthetist, Prince Sultan Cardiac Centre , Saudi Arabia
10. Head of ICU, King Khaled National Guards Hosp. , Saudi Arabia
11. ICU Consultant, King Abdul-Aziz University Hosp. , Saudi Arabia
12. A. Professor, ICU, Ein-Shams University , Egypt
13. Consultant Anesthetist, National Guards Hosp. , Al-Hassa, Saudi Arabia
14. Head of Anesthesia Department, Soliman Fakih Hosp. , Saudi Arabia
15. Consultant Anesthetist, King Fahd Armed Forces Hospital , Saudi Arabia
16. Consultant Anesthetist, Riyadh Military Hospital , Saudi Arabia
17. Consultant of Anesthetist, King Fahd National Guards Hosp. , Saudi Arabia
18. Fresenius Kabi Scientific Office in Egypt, 9 Ebad El Rahman Street , Plot 1142 Sheraton Heliopolis Area , Cairo, Egypt