G. Crawford

A contagious disease model for researching and intervening in heroin epidemics.

P. Hughes, G. Crawford, 1972, Archives of general psychiatry.

Early life-style differences among black male heroin addicts and their nonaddicted friends.

E. Senay, G. Crawford, M. Washington, 1980, The American journal of drug and alcohol abuse.

Socio-familial characteristics of black male heroin addicts and their nonaddicted friends.

E. Senay, G. Crawford, M. Washington, 1980, Drug and alcohol dependence.

The social structure of a heroin copping community.

N. W. Barker, J. Jaffe, P. Hughes, 1971, The American journal of psychiatry.

Developing an epidemiologic field team for drug dependence.

N. W. Barker, P. Hughes, G. Crawford, 1971, Archives of general psychiatry.

The natural history of a heroin epidemic.

N. W. Barker, J. Jaffe, P. Hughes, 1972, American journal of public health.

Precursors to heroin: a pilot study of young heroin addicts and their nonaddicted friends.

G. Crawford, 1978, Drug and alcohol dependence.

Careers with heroin.

E. Senay, G. Crawford, M. Washington, 1983, The International journal of the addictions.