1. Henry Ford Hospital, Detroit, Michigan, USA
2. American University of Beirut Medical Center, Beirut, Lebanon
3. Infectious Diseases, Henry Ford Health System, Detroit, Michigan, USA
4. Wayne State University School of Medicine, Detroit, Michigan, USA
5. Infectious Diseases, Notre Dame des Secours University Hospital. Jbeil, Lebanon
6. The Holy Spirit University of Kaslik, School of Medicine and Medical Sciences, Jbeil, Lebanon