Omori Hospital
Japan
Department of Radiation Oncology, Gifu Municipal Hospital
Japan
University of Alabama at Birmingham
United States
University of Minnesota
United States
Shahid Beheshti University of Medical Sciences
United States
University College London Hospitals
United Kingdom
University of Catania
Italy
Regional Hospital San Camillo-Forlanini
Italy
Università politecnica delle marche
Italy
I.R.C.C.S. Istituto ortopedico Galeazzi,
Evangelic hospital Betania
Italy
Sabana University
Colombia
National and Kapodistrian University of Athens
Greece
Wroclaw Medical University
Poland
Southeast University
China
Harbin Institute of Technology
China
Bulent Ecevit University
Turkey
Tanta university hospital
Egypt
Bulent Ecevit University
Turkey
Hacettepe University Hospital
Turkey
Fooyin University
Taiwan
Fu Jen University
Taiwan
Wroclaw Medical University
China
Regional Hospital and Dnipropetrovsk Medical Academy
Ukraine