The natural history of "chipping"

The Pharmacological Basis of Therapeutics

1971 • 1,765 citations

Drug dependence: its significance and characteristics.

1966 • 264 citations

Heroin Use as an Attempt To Cope: Clinical Observations

1974 • 194 citations

A Pilot Study of Occasional Heroin Users

1973 • 72 citations

Narcotic Usage

1964 • 22 citations

The Traffic in Narcotics

1954 • 15 citations