1. Associate Professor, Departments of Anesthesiology and Human Physiology
2. Assistant Professor, Department of Anesthesiology
3. Professor, Department of Internal Medicine. Present address: Iranian Medical Institute, 371 North Vila Ave., Tehran. Iran
4. Associate Professor, Departments of Internal Medicine and Human Physiology. Present address: Milton S. Hershey Medical Center, Pennsylvania State University, School of Medicine, Hershey, Pennsylvania, 17033
5. Assistant Professor, Department of Internal Medicine