1. Department of Epidemiology; University of Pittsburgh, Graduate School of Public Health; Pittsburgh Pennsylvania USA
2. Department of Biostatistics; University of Pittsburgh, Graduate School of Public Health; Pittsburgh Pennsylvania USA
3. Department of Psychiatry and Behavioral Medicine; Warren Alpert Medical School of Brown University; Providence Rhode Island USA
4. Department of Minimally Invasive General and Bariatric Surgery; University of Pittsburgh Medical Center; Pittsburgh Pennsylvania USA
5. Department of Surgery; Legacy Good Samaritan Weight Management Institute; Portland Oregon USA
6. Neuropsychiatric Research Institute and the Department of Neuroscience, University of North Dakota School of Medicine and Health Sciences; Fargo North Dakota USA
7. Department of Surgery; Mount Sinai Hospital; New York, New York USA
8. Department of Surgery; Weill Cornell Medical Center; New York, New York USA
9. School of Medicine, Department of General Surgery; University of Washington; Seattle Washington USA
10. Department of General Surgery; Oregon Health and Science University; Portland Oregon USA