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Alcoholism
Substance-Related Disorders
HIV Infections
Alcohol-Related Disorders
Cohort Studies
Prospective Studies
Cross-Sectional Studies
Risk Factors
Multivariate Analysis
Proportional Hazards Models
Homeless Persons
Comorbidity
Treatment Outcome
Questionnaires
Alcohol Drinking
Substance Abuse Treatment Centers
Primary Health Care
Boston
United States
Massachusetts
Co-Publications
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