1. Physicians Committee for Responsible Medicine, Washington, DC
2. Department of Internal Medicine, Yale School of Medicine, New Haven, Connecticut
3. Department of Cellular & Molecular Physiology, Yale School of Medicine, New Haven, Connecticut
4. Metabolic Unit, CNR Institute of Neuroscience, Padua, Italy
5. Institute of Endocrinology, Prague, Czech Republic
6. School of Medicine, University of Utah, Salt Lake City
7. George Washington University School of Medicine and Health Sciences, Washington, DC