1. University Clinic of Psychiatry-Daily Hospital, St Cyril and Methodius University, Skopje, North Macedonia.
2. School of Family Medicine, Medical Faculty, St Cyril and Methodius University, Skopje, North Macedonia.
3. University Clinic of Dermatovenerology, St Cyril and Methodius University, Skopje, North Macedonia.
4. Private Clinic SeMed, Skopje, North Macedonia.
5. General Hospital Strumica, North Macedonia.
6. Private Clinic Dr.Bekim-1, Tetovo, North Macedonia.