1. Nestlé HealthCare Nutrition, Inc, Florham Park, New Jersey, USA
2. Department of Surgery, Oregon Health and Science University, Portland, Oregon, USA
3. Department of Surgery, Pontificia Universidad Javeriana, Bogota, DC, Colombia
4. Department of Medicine, Mayo Clinic, Rochester, Minnesota, USA
5. Department of Food and Nutrition, Barnes-Jewish Hospital, St Louis, Missouri, USA
6. Department of Medicine, Queens University, Kingston, Ontario, Canada
7. Department of Medicine, University of Louisville, Louisville, Kentucky, USA.