Treatment and rehabilitation of narcotics addicts / Part 2 H.R. 15760, H.R. 15840, H.R. 16218, H.R. 16219, and the narcotics addict treatment and rehabilitation act of 1972 and narcotics addiction treatment and rehabilitation programs in the District of Columbia and Los Angeles, San Francisco, and Alameda counties, California (Treatment and rehabilitation of narcotics addicts hearings before the Subcommittee no. 4 of the Committee on the Judicairy, House of Representatives, Ninety-second Congress, first session, 1972)