A new meta-analysis of research on hostility and physical health was conducted that
includes 15 studies used in previous meta-analytic reviews and 30 new independent …

This article reviews 14 multivariate theories of experimental substance use (eg, alcohol and
marijuana use) among adolescents, including those theories that emphasize (a) substance …

This paper reviews findings from 58 prospective studies of illicit substance use (ISU) among
adolescents. It arranges 384 findings according to three types of influence (viz., social …

Objectives. The prevalence of depressive symptoms and associated risk factors is
described, using data from the Hispanic EPESE, the first large, representative study of older …

The exact relation between gastro-oesophageal reflux and asthma remains poorly
understood. To determine whether gastro-oesophageal reflux in asthmatics results in …

The factor structure of the Center for Epidemiological Studies-Depression Scale (CES-D)
has not been well defined among elderly Mexican Americans. Although most prior research …

The characteristics of gastroesophageal reflux disease have not been adequately defined.
To determine the influence on the esophageal mucosa of hiatal hernia, lower esophageal …

The current study examined the effects of socioeconomic status (SES) on adolescent
marijuana use using data from a national longitudinal survey of subjects aged 11 to 17 (N …

Previous research has shown that interpersonal conflict and depression are cross-
sectionally associated with hostility. Our objective was to determine whether hostility is …

Smokers registering for a televised cessation program who also expressed interest in joining
a support group and who had a nonsmoking buddy were randomly assigned to 3 conditions …