Chunk #0 — INTRODUCTION

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Genome-wide association study of cocaine dependence and related traits: FAM53B identified as a risk gene.

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Cocaine dependence (CD) is a serious form of substance dependence, with lifetime prevalence in the United States of 1.0%.1 Cocaine use is costly to society, directly contributing to morbidity and medical costs, lost workdays, and other adverse individual, interpersonal, and societal effects.