Biliary Tract Diseases

• Cedar Sinai — Los Angeles, California, United States
• Cleveland Clinic — Cleveland, Ohio, United States
• Hospital de clinicas jose de San Martin — Buenos Aires, Argentina
• Askelopios Westklinikum Hamburg — Hamburg, Germany

• Arizona Liver Health — Chandler, Arizona, United States
• Arizona Liver Health — Tuscon, Arizona, United States
• Fresno Clinical Research Center — Fresno, California, United States
• Keck School of Medicine of USC — Los Angeles, California, United States

Not specified

• Universitätsklinikum Ulm — Ulm, Germany

• Mayo Clinic — Rochester, Minnesota, United States

• Universitätsklinikum Essen — Essen, North Rhine-Westphalia, Germany
• Clínica Universidad de Navarra — Pamplona, Spain

• Safeer Al-Husain Hospital — Karbala, Iraq

• Butha-Buthe District Hospital — Butha-Buthe, Lesotho
• Caluza Clinic — Pietermaritzburg, KwaZulu-Natal, South Africa

• University Clinical Hospital in Olsztyn — Olsztyn, Warmian-Masurian Voivodeship, Poland

• CHU Amiens — Amiens, France