[1] Salem Spital, Kliniken Hirslanden, Beau Site Clin, Dept Allgemeine Innere Med, Bern, Switzerland
[2] Jingmen 2 Peoples Hosp, Dept Ultrasound, Jingmen, Peoples R China
[3] Fudan Univ, Zhongshan Hosp, Dept Ultrasound, Shanghai, Peoples R China
[4] Huazhong Univ Sci & Technol, Tongji Hosp, Dept Med Ultrasound, Tongji Med Coll, Wuhan, Peoples R China
[5] St Clara Hosp, Clarunis, Dept Visceral Surg, Basel, Switzerland
[6] Univ Hosp, Univ Ctr Gastrointestinal & Liver Dis, Basel, Switzerland
[7] Swiss Inst Translat & Entrepreneurial Med, Stiftung Lindenhof, Campus SLB, Bern, Switzerland
[8] Beau Site Clin, Dept Surg, Bern, Switzerland
[9] Krankenhaus Markisch Oderland, Dept Internal Med, Strausberg, Germany
[10] Med Univ Brandenburg, Brandenburg Inst Clin Ultrasound, Neuruppin, Germany