Diabetes Mellitus, Type 2

• University of Rome La Sapienza, Department of Clinical and Molecular Medicine, Sant'Andrea Hospital, Diabetes Unit — Rome, RM, Italy

• Logan Regional Hospital — Logan, Utah, United States

• Saga University Hospital — Saga, Japan

• Department for Health, University of Bath — Bath, United Kingdom

• Clarunis University Center for Gastrointestinal and Liver Diseases — Basel, Switzerland

• Juan José Arroyo Martín — Denia, Alicante, Spain
• Esther Mans Muntwyler — Mataró, Barcelona, Spain
• Débora Acín Gándara — Fuenlabrada, Madrid, Spain

Not specified

Not specified

• Westside Medical Associates of Los Angeles — Beverly Hills, California, United States
• University of California, San Diego (UCSD) — La Jolla, California, United States
• Clinical Trials Research — Lincoln, California, United States
• University of California - Irvine Medical Center — Orange, California, United States

• Institute of Bio-Stem Cell Rehabilitation — Kharkiv, Ukraine