Cannabis is the most widely used illegal drug in the US population. Surveys have estimated
that the lifetime prevalence rate for cannabis dependence is approximately 4%. Though the …

The purpose of this study was to determine the risk of Diagnostic and Statistical Manual of
Mental Disorders-Fourth Edition (DSM-IV) cannabis abuse and dependence at different …

Background. The purpose of this study was to present 12-month and lifetime estimates of the
prevalence, sociodemographic and clinical correlates, and psychiatric co-morbidity of DSM …

Cannabis is the most widely used illicit drug in the United States, yet the role of genetics in
individual symptoms associated with cannabis use disorders has not been evaluated. The …

Background Cannabis is the most widely consumed illicit substance in America, with
increasing rates of use. Some theorists tend to link frequency of use with cannabis …

This chapter describes selected features of cannabis epidemiology, with a focus upon recent
evidence from field studies of cannabis dependence. An epidemiologist's interest in …

Importance With rising rates of marijuana use in the general population and an increasing
number of states legalizing recreational marijuana use and authorizing medical marijuana …

In this paper we estimate the risk of becoming cannabis dependent within 24 months after
first use of cannabis and examine subgroup variation in this risk. The study estimates are …

Background Frequent cannabis users are at high risk of dependence, still most (near) daily
users are not dependent. It is unknown why some frequent users develop dependence …

Objective: Although cannabis is the most widely abused illicit drug, little is known about the
prevalence of cannabis withdrawal and its factor structure, clinical validity, and psychiatric …