University College Cork, National University of Ireland

professor University of Pennsylvania

Consultant Gastroenterologist Fakeeh University Hospital Dubai

Professor Gastroenterology

Professor of Paediatric Gastroenterology, University of Edinburgh

Prof.MD,PhD, Department of Gastroenterology, Lithuanian University of Health Sciences

Hopital Saint-Louis, APHP, Université de Paris, INSERM

Professor, University of British Columbia Okanagan; Co-founder and CSO Melius …

Professore associato, Gastroenterologia, Fondazione Policlinico Universitario A. Gemelli …

Technische Universität München