HOPE
Affiliated Cancer Hospital of Shantou University Medical College
Affiliated Cancer Hospital of Shantou University Medical College
Nova Scotia Health Authority
European Association for Endoscopic Surgery
University Hospital of North Norway
Uppsala University
Helsinki University Central Hospital
RenJi Hospital
State Scientific Centre of Coloproctology, Russian Federation
University of Illinois College of Medicine at Peoria
Nanfang Hospital, Southern Medical University
Kyungpook National University Hospital
St John of God Hospital, Vienna
Hvidovre University Hospital
Seoul National University Hospital
National Cancer Institute (NCI)
Centers for Disease Control and Prevention
James A. Haley Veterans Administration Hospital