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Alcoholism
HIV Infections
Hepatitis C, Chronic
Hepatitis C
CD4 Lymphocyte Count
Enzyme-Linked Immunosorbent Assay
Residential Treatment
Cross-Sectional Studies
Comorbidity
Longitudinal Studies
Prospective Studies
Homeless Persons
Sample Size
Massachusetts
RNA, Viral
Methadone
Halfway Houses
Substance Abuse Treatment Centers
Gastroenterology
Intravenous Substance Abuse
Co-Publications
4
3
2
1
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