1. AGEL Ostrava Vitkovice Hospital, Czech Republic; Ostravská Univerzita, Czech Republic
2. Giresun University, Turkey; Giresun University, Turkey
3. Ostravská Univerzita, Czech Republic; University Hospital Ostrava, Czech Republic
4. Ostravská Univerzita, Czech Republic; University Hospital Ostrava, Czech Republic; Univerzita Tomáše Bati ve Zlíně, Czech Republic
5. Giresun University, Turkey