1 Department of Radiology, Rigshospitalet, University of Copenhagen, Denmark.
2 Department of Radiological Sciences, Policlinico Umberto I, University Sapienza, Rome, Italy.
3 Department of Radiology, King's College London, King's College Hospital, London, UK.
4 Ultrasound Department, 3 rd Medical Clinic, Institute of Gastroenterolgy and Hepatology "Octavian Fodor" Cluj Napoca, Romania.
5 Ultrasound and Biopsy Diagnostics Lab at the Clinic of Pediatrics, Hematology and Oncology, Medical University of Gdansk, Poland.
6 Department of Radiology, CHRU Nancy, University of Lorraine, Inserm, IADI, F-54000 NANCY, France.
7 Servicio de Aparato Digestivo Hospital Universitarios Virgen de la Arrixaca, Carretera de Cartagena s/n. El Palmar, Murcia Spain.
8 Department of Hepatology, Clinic of Gastroenterology, University Hospital "TsaritsaYoanna - ISUL", Sofia, Bulgaria.
9 National Centre for Ultrasound in Gastroenterology, Department of Medicine, Haukeland, University Hospital, Bergen, and Department of Clinical Medicine, University of Bergen, Norway.
10 Department of Medicine, National Centre for Ultrasound in Gastroenterology, Haukeland University Hospital, Bergen, Norway.
11 Medical Centre in Puck, 16 Armii Wojska Polskiego Puck, Poland.
12 Department of Radiology, St George's Hospital London, UK.
13 Department of Biomedical Imaging and Image-Guided Therapy, Medical University of Vienna, Vienna General Hospital, Währingergürtel, Vienna, Austria.
14 Diagnostic Radiology Institute, Paula Stradina clinical university hospital, Riga, Latvia.
15 Department of Internal Medicine and Nephrology, Klinik Hirslanden, Zürich.
16 Second Department of Obstetrics and Gynecology, Aristotle University of Thessaloniki, Greece, Medical School.
17 Department of Internal Medicine 2, Caritas-Krankenhaus, Bad Mergentheim, Sino-German Research Center of Ultrasound in Medicine, Department of Medical Ultrasound, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.