1. Department of Surgery King Hussein Cancer Centre Amman Jordan
2. National Obesity Treatment Centre Hamad Medical Corporation Doha Qatar
3. Faculty of Biology, Medicine and Health University of Manchester Manchester UK
4. Department of Medicine Manchester University NHS Foundation Trust Manchester UK
5. Department of Diabetes and Endocrinology Salford Royal NHS Foundation Trust Salford UK
6. Department of Diabetes and Endocrinology Hamad Medical Corporation Doha Qatar
7. Department of Medicine Weill Cornell Medicine‐Qatar Doha Qatar