1. Department of Parasitology, Charles University, Faculty of Science, Prague, Czech Republic;
2. School of Veterinary Medicine, Hebrew University, Rehovot, Israel;
3. Department of Microbiology and Molecular Genetics, The Institute for Medical Research Israel-Canada, The Kuvin Centre for the Study of Infectious and Tropical Diseases, The Hebrew University - Hadassah Medical School, The Hebrew University of Jerusalem, Jerusalem, Israel
4. Department of Pediatrics, Carmel Medical Center, Haifa, Israel;