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A Ratio Estimation Method for Determining the Prevalence of Cocaine Use
Gossop, Michael, Strang, John, Griffiths, Paul, Powis, Beverly, Taylor, ColinVolume:
164
Journal:
British Journal of Psychiatry
DOI:
10.1192/bjp.164.5.676
Date:
May, 1994
File:
PDF, 671 KB
1994