1. The Center for Geographic Medicine and Tropical diseases, The Chaim Sheba Medical Center , Ramat Gan , Israel
2. Sackler Faculty of Medicine, Tel Aviv University , Tel Aviv , Israel
3. Infectious Diseases Institute, Rambam Health Care Campus , Haifa , Israel
4. The Ruth and Bruce Rappaport Faculty of Medicine, Technion—Israel Institute of Technology , Haifa , Israel
5. Department of Ophthalmology, Rambam Health Care Campus , Haifa , Israel