Addiction medicine and the free clinic movement.
Smith
D E
DE
Haight Ashbury Free Clinics, San Francisco, California, USA.
Seymour
R B
RB
D049673:History, 20th Century; D006801:Humans; D019966:Substance-Related Disorders / Q000453:epidemiology / Q000266:history* / Q000534:rehabilitation; D014481:United States