%0 Scholarly Article or Book Chapter %T Drug choice, spatial distribution, HIV risk, and HIV prevalence among injection drug users in St. Petersburg, Russia %D August 23, 2012 %I BioMed Central Ltd %R http://localhost/files/wd375z514 %G http://id.loc.gov/vocabulary/iso639-2/eng %[ 2019-09-02 %9 Article %~ Carolina Digital Repository %W UNC-Chapel Hill