Dose-response associations between number and frequency of substance use and high-risk sexual behaviors among HIV-negative substance-using men who have sex with men (SUMSM) in San Francisco
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| Description | scientific article |
| Author/s |
author: Eric Vittinghoff Grant Colfax |
| Publication date | August 1, 2013 |
| Language | English |
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| Missing/wrong data? | Edit Wikidata item |