Instruction manual for medical examiners, January 1987.
Contributors: National Institute on Drug Abuse. Division of Epidemiology and Statistics.; National Institute on Drug Abuse. Division of Epidemiology and Statistical Analysis.
Publisher: U.S Dept. of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration, National Institute on Drug Abuse, Division of Epidemiology and Statistics
Place of publication: Rockville, MD