1. Lt. Col., MC, U.S. Army, Director, U.S. Army Medical Component, SEATO, APO San Francisco, Calif. 96346, US.
2. Capt., MC, U.S. Navy, Chief, Forensic Sciences Division, Armed Forces Institute of Pathology (AFIP), Washington, D.C. 20306, US.
3. Chief research toxicologist, Toxicology Branch, AFIP, US.
4. Col., U.S. Air Force, BSC, Chief, Toxicology Branch, and chief, Department of Defense Drug Detection Quality Control Laboratory, AFIP, US.