Harding W M, Zinberg N E, Stelmack S M, Barry M
Int J Addict. 1980 Jan;15(1):47-60. doi: 10.3109/10826087109045543.
Preliminary data are reported on 10 former heroin addicts who have maintained long-term occasional patterns of heroin use. Emphasis is placed on the degree of their past addiction and present control. The implication of the existence of such users for etiological theories, treatment, and further research are discussed.
