1. Chief Toxicologist, Royal Air Force Institute of Pathology and Tropical Medicine, Halton, Aylesburg, GB.
2. Chief, Forensic Toxicology Laboratory; Armed Forces Institute of Pathology, 6825 16th St. NW Washington, DC 20306-6000, US.
3. Chief, Division of Forensic Toxicology; Armed Forces Institute of Pathology, Washington, D.C., US.
4. Assistant Armed Forces Medical Examiner; Armed Forces Institute of Pathology, Washington, D.C., US.
5. Armed Forces Medical Examiner, Armed Forces Institute of Pathology, Washington, D.C., US.