1. School of Medicine and Medical Sciences, Holy Spirit University of Kaslik, P. O. Box 446, Jounieh, Lebanon
2. Applied Science Research Center, Applied Science Private University, Amman, Jordan
3. Research Department, Psychiatric Hospital of the Cross, Jal Eddib, Lebanon
4. Department of Oncology, Notre Dame des Secours University Hospital Center, Street 93, Byblos, Postal Code 3, Lebanon
5. Department of Infectious Disease, Notre Dame des Secours University Hospital Center, Street 93, Byblos, Postal Code 3, Lebanon
6. Department of Infectious Disease, Bellevue Medical Center, Mansourieh, Lebanon
7. Department of Gastroenterology, Notre Dame des Secours University Hospital Center, Street 93, Byblos, Postal Code 3, Lebanon