1. Mount Sinai Services—NYC Health+Hospitals/Queens, Jamaica, New York, USA.
2. LucasResearch, Inc., Diabetes & Endocrinology Consultants, Morehead City, North Carolina, USA.
3. Larry D Stonesifer, MD, Inc., Federal Way, Washington, USA.
4. Carolina Ear Nose and Throat Clinic CENTRI, Inc., Orangeburg, South Carolina, USA.
5. MedStar Union Memorial Hospital, Baltimore, Maryland, USA.
6. Division of Endocrinology and Metabolism, Department of Medicine, UConn Health, Farmington, Connecticut, USA.
7. IBSA Institut Biochimique SA, Lugano, Switzerland.
8. MedStar Health Research Institute, Washington, District of Columbia, USA.
9. Endocrine Section, MedStar Washington Hospital Center, Washington, District of Columbia, USA.