1. Assistant Professor, Anesthesia Section, Department of Surgery.
2. Professor, Anesthesia Section, Department of Surgery.
3. Professor of Pharmacology, Psychiatry, and Medicine, Division of Clinical Pharmacology, Tufts University School of Medicine, and New England Medical Center, Boston. Massachusetts.
4. Postgraduate Research Fellow, Department of Anatomy and Cellular Biology.
5. Associate Professor, Department of Anatomy and Cellular Biology.