Characteristics and health service utilization in two samples of young injection drug users recruited using direct and referral methods in San Francisco, California
- PMID: 26236757
- PMCID: PMC4519198
- DOI: 10.4172/2329-6488.1000126
Characteristics and health service utilization in two samples of young injection drug users recruited using direct and referral methods in San Francisco, California
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