Affiliations

• ¹ Upper GI unit, Birmingham Heartlands Hospital, University Hospital Birmingham NHS Foundation Trust, Bordesley Green East, Birmingham, West Midlands B9 5SS, UK. Singhal_rishi@hotmail.com.
• ² Healthier Weight, Birmingham, UK. Singhal_rishi@hotmail.com.
• ³ General Surgery Department, Wirral University Teaching Hospital NHS Foundation Trust, North West, Wirral, UK.
• ⁴ Upper GI unit, University Hospital of Derby and Burton NHS Foundation Trust, East Midlands, Derby, UK.
• ⁵ Pediatric Accidents and Emergencies Department, London Northwest University Healthcare NHS Trust, London, UK.
• ⁶ Faculty of Health Sciences and Wellbeing, University of Sunderland, North East, Sunderland, UK.
• ⁷ Faculdad de Pyscologia, Universidad Anahuac, Anahuac, Naucalpan de Juárez, Mexico.
• ⁸ Institute of Metabolism and Systems Research, College of Medical and Dental Sciences, University of Birmingham, Birmingham, UK.
• ⁹ Centre for Endocrinology, Diabetes, and Metabolism, Birmingham Health Partners, Birmingham, UK.
• ¹⁰ Department of Diabetes and Endocrinology, University Hospitals Birmingham NHS Foundation Trust, Birmingham, West Midlands, UK.
• ¹¹ Institute of Metabolism and Systems Research, College of Medical and Dental Sciences, University of Birmingham, Birmingham, West Midlands, UK.
• ¹² Upper GI unit, Birmingham Heartlands Hospital, University Hospital Birmingham NHS Foundation Trust, Bordesley Green East, Birmingham, West Midlands B9 5SS, UK.
• ¹³ Bariatric Unit, South Tyneside and Sunderland NHS Foundation Trust, North East, Sunderland, UK.