Bile Duct Diseases

• Quotient Clinical — Ruddington, Nottingham, United Kingdom

Not specified

• Gastroenterology Department of Saint Antoine Hospital — Paris, France

• University of Alberta — Edmonton, Alberta, Canada
• St Paul's Hospital, University of British Columbia — Vancouver, British Columbia, Canada
• Vancouver General Hospital, University of Brittish Columbia — Vancouver, British Columbia, Canada
• University of Toronto — Toronto, Ontario, Canada

• University of Alberta — Edmonton, Alberta, Canada

• The first hospital of Lanzhou University — Lanzhou, Gansu, China
• Union hospital,Tongji medical collage,Huazhong University of science and technology — Wuhan, Hubei, China
• Second Xiangya Hospital, Central South University — Changsha, Hunan, China
• The First Hospital of Jilin University — Changchun, Jilin, China

• University of Nebraska Medical Center, Eppley Cancer Center — Omaha, Nebraska, United States

• Mayo Clinic — Phoenix, Arizona, United States
• Mayo Clinic — Jacksonville, Florida, United States
• Moffitt Cancer Center — Tampa, Florida, United States
• Winship Cancer Institute of Emory University — Atlanta, Georgia, United States

Not specified

• Beijing Tsinghua Chang Gung Hospital — Beijing, Beijing Municipality, China