Department of Gastroenterology, Hospital Universitario de La Princesa, Instituto de Investigación Sanitaria Princesa (IIS-Princesa), Universidad Autónoma de Madrid (UAM), Madrid, Spain
Department of Gastroenterology, Lithuanian University of Health Sciences, Kaunas, Lithuania
Department of Gastroenterology, Hospital Universitario Costa del Sol, Red de Investigación en Cronicidad, Atención Primaria y Prevención y Promoción de la Salud (RICAPPS), Marbella, Spain
Modern Hospital, Baku, Azerbaijan
Department of Gastroenterology, DC Rogaska, Rogaska Slatina, Slovenia
A.S. Loginov Moscow Clinical Scientific Center, Moscow, Russian Federation
Gastrocenter, Perm, Russian Federation
Department of Gastroenterology, Hospital Clínico Universitario Lozano Blesa, Instituto de Investigación Sanitaria de Aragón (IIS Aragón), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Zaragoza, Spain
Department of Gastroenterology, Hospital General de Tomelloso, Instituto de Investigación Sanitaria Princesa (IIS-Princesa), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Tomelloso, Spain
Department of Internal Medicine and Gastroenterology, Azerbaijan State Advanced Training Institute for Doctors named by A. Aliyev, Baku, Azerbaijan
Kazan (Volga Region) Federal University, Kazan State Medical University, Kazan, Russian Federation
Department of Medical and Surgical Sciences, Sant'Orsola-Malpighi University Hospital, Bologna, Italy
Department of Gastroenterology, Hospital Universitario de Cabueñes, Asturias, Spain
Interni Oddelek, Diagnostic Centre, Bled, Slovenia
Department of Gastroenterology, SM-clinic, Saint-Petersburg, Russian Federation
Departments the Division for the Study of the Digestive Diseases and its Comorbidity with Noncommunicable Diseases, Government Institution L.T. Malaya Therapy National Institute of NAMS of Ukraine, Kharkiv, Ukraine
Saint-Petersburg State Budgetary Institution Healthcare City Policlinic 38, Saint-Petersburg, Russian Federation
Department of Gastroenterology, Chelyabinsk Regional Clinical Hospital, Chelyabinsk, Russian Federation
First Clinical Medical Centre, Kovrov, Russian Federation
Department of Gastroenterology, Biodonostia Health Research Institute, Department of Medicine, Universidad del País Vasco (UPV/EHU), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), San Sebastián, Spain
Department of Gastroenterology, Hospital General Universitario de Valencia, Valencia, Spain
Department of Hepatogastroenterology, University of Study of Campania "L. Vanvitelli", Naples, Italy
Department of Gastroenterology, Hospital Quirón Marbella, Marbella, Spain
Department of Gastroenterology, German Hospital, Baku, Azerbaijan
National Oncology Centre, Baku, Azerbaijan
Department of Gastroenterology, Hospital Universitario Virgen de Valme, Sevilla, Spain
Far Eastern State Medical University, Khabarovsk, Russian Federation
Department of Gastroenterology, Hospital 12 de Octubre, Madrid, Spain
Department of Gastroenterology, Hospital Universitario La Moraleja, Faculty of Medicine, Universidad Francisco de Vitoria, Faculty of Medicine, Universidad CEU San Pablo, Madrid, Spain
Russian University of Medicine, Moscow, Russian Federation
Department of Gastroenterology, Merkezi Klinik Xestexana, Baku, Azerbaijan
Department of Gastroenterology, Portuguese Oncology Institute of Coimbra, Faculty of Medicine of the University of Porto (FMUP), RISE@CI-IPO (Health Research Network), Portuguese Oncology Institute of Porto (IPO Porto), Coimbra, Portugal
Department of Gastroenterology, Hospital Universitario Río Hortega, Gerencia Regional de Salud de Castilla y León (SACYL), Valladolid, Spain
Department of Internal Medicine and Gastroenterology, Fondazione Policlinico Universitario Agostino Gemelli IRCCS, Rome, Italy
Department of Pancreatic, Biliary and Upper Digestive Tract Disorders, A. S. Loginov Moscow Clinical Scientific Center, Department of Outpatient Therapy and Family Medicine, Moscow, Russian Federation
Department of Gastroenterology, Digestive Diseases Centre, Institute of Clinical and Preventive Medicine, University of Latvia, Riga, Latvia
Department of Gastroenterology, Centro Hospitalar do Porto, Instituto De Ciências Biomédicas de Abel Salazar, Universidade do Porto, Center for Research in Health Technologies and Information Systems (CINTESIS), Porto, Portugal
Department of Gastroenterology, Hospital Universitario Infanta Sofía, Faculty of Medicine, Universidad Europea de Madrid, Madrid, Spain
Department of Gastroenterology, Hospital Universitario de Cruces, Vizcaya, Spain
Department of Gastroenterology, Hospital Universitario Santa Bárbara, Ciudad Real, Spain
Gastrointestinal Oncology, Endoscopy and Surgery (GOES) Research Group, Althaia Xarxa Assistencial Universitària de Manresa, Institut de Recerca i Innovació en Ciències de la Vida i de la Salut de la Catalunya Central (IRIS-CC), Manresa, Spain
Department of Gastroenterology, Hospital Clínic de Barcelona, Centro de Investigación Biomédica en Red en Enfermedades Hepáticas y Digestivas (CIBERehd), Institut d’Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), University of Barcelona, Barcelon
INSERM U1312 BRIC, Université de Bordeaux, Bordeaux, France
Faculty of Health Sciences, Trinity College Dublin, Dublin, Ireland