1. Department of Internal Medicine Hospital Universitario 12 de Octubre Madrid Spain
2. Department of Internal Medicine Hospital Universitario de Móstoles Madrid Spain
3. Department of Diabetes, Diabetes Centre Institute for Clinical and Experimental Medicine Prague Czech Republic
4. Department of Medical Biochemistry and Laboratory Diagnostics 1st Faculty of Medicine and General University Hospital, Charles University Prague Czech Republic
5. Department of Cybernetics Czech Technical University in Prague Prague Czech Republic
6. Technological Institute of Informatics Universitat Politècnica de València Alcoi Spain
7. Hepatogastroenterology Department, Transplantation Centre Institute for Clinical and Experimental Medicine Prague Czech Republic
8. Laboratory of Experimental Diabetology, Experimental Medicine Centre Institute for Clinical and Experimental Medicine Prague Czech Republic