(Q50858848)
Statements
Geographic differences in noninjection and injection substance use among HIV-seropositive men who have sex with men: western United States versus other regions. Supplement to HIV/AIDS Surveillance Study Group. (English)
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Sullivan PS
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Nakashima AK
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Purcell DW
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Ward JW
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1 November 1998
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19
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3
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266-273
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