Drug abuse in the military : hearing before the Subcommittee on Drug Abuse in the Military of the Committee on Armed Services, United States Senate, Ninety-second Congress, second session on S. 2139--to authorize a treatment and rehabilitation program for drug dependent members of the armed forces : S. 2999--to authorize a treatment and rehabilitation program for members of the armed forces who are or may become drug abusers or drug dependent persons : S. 1189--to extend the provisions of the Narcotic Addict Rehabilitation Act and to provide that members of the armed forces be discharged by reason of physical disability for civil commitment under such act when such members are suffering from drug addiction or drug dependence, and for other purposes.