1. Associate Professor, Department of Anesthesiology, The University of Texas Medical Branch, Galveston, Texas.
2. Assistant Professor, Department of Anesthesiology, The University of Texas Medical Branch, Galveston, Texas.
3. Professor, Department of Anesthesiology, The University of Texas Medical Branch, Galveston, Texas.
4. Scientist III, Biopharmaceutics Unit, Norwich Pharmaceuticals, Inc., Norwich, New York.