University of Oradea
Romania
University of Bologna
Italy
Peking university school and hospital of stomatology
China
Alexandria university
Egypt
Narodowy Instytut Onkologii
Poland
Central Asian University
Uzbekistan
Medical University of Silesia
Poland
Federal University of Rio de Janeiro
Brazil
First Faculty of Medicine Charles University, Prague,
Czech Republic
DI Dental & Oral Clinic / Any-Edge, Tokyo
Japan
University of Yaounde,
Cameroon
University of Las Palmas de Gran Canaria,
Spain
University of Las Palmas de Gran Canaria, Spain
Spain
Université Laval, Québec (Qc) G1V 0A6, Canada
Canada
Private university in the Principality of Liechtenstein, Triesen,
Liechtenstein
