B
Bacchetti, P
| Title | Year | PMID |
|---|---|---|
| Sexual transmission of HIV-1 among injection drug users in San Francisco, USA: risk-factor analysis. | 2001 | 11356437 |
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| Title | Year | PMID |
|---|---|---|
| Sexual transmission of HIV-1 among injection drug users in San Francisco, USA: risk-factor analysis. | 2001 | 11356437 |