1. Quality of Life Consulting; Durham NC USA
2. Department of Community and Family Medicine; Duke University Medical Center; Durham NC USA
3. Department of Health Studies; Western Norway University of Applied Sciences; Førde Norway
4. Førde Hospital Trust; Førde Norway
5. Morbid Obesity Centre; Vestfold Hospital Trust; Tønsberg Norway
6. Patient-Centered Outcomes Assessment; RTI Health Solutions; Research Triangle Park NC USA
7. Novo Nordisk; Søborg Denmark