[Comparability of epidemiologic and clinical statistical studies of substance dependence].
D003430:Cross-Sectional Studies; D005860:Germany, West; D006801:Humans; D012307:Risk Factors; D019966:Substance-Related Disorders / Q000453:epidemiology* / Q000534:rehabilitation
Vergleichbarkeit epidemiologischer und klinisch-statistischer Untersuchungen zur Drogenabhängigkeit.