1 IBD Unit, Department of Gastroenterology, Hull University Teaching Hospitals, Hull HU3 2JZ, UK; Hull York Medical School, Hull, UK. Electronic address: [email protected].
2 Medical Department, Division of Gastroenterology, Infectious Diseases and Rheumatology, Charité-Universitätsmedizin Berlin, Berlin, Germany; Freie Universität Berlin, Humboldt-Universität zu Berlin, Berlin, Germany.
3 Addis Ababa, Ethiopia.
4 F Widjaja Foundation Inflammatory Bowel and Immunobiology Research Institute, Cedars-Sinai Medical Center, Los Angeles, CA, USA.
5 Health Sciences Graduate Program, School of Medicine, Pontifícia Universidade Católica do Paraná, Curitiba, Brazil.
6 Department of Gastroenterology and Hepatology, Erasmus MC, Rotterdam, Netherlands.
7 Department of Gastroenterology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.