TI - HIv infection and hiv-associated behaviors among injecting drug users—20 cities, united states, 2009 PT - JOUR DP - 2012 TA - JAMA pages = {332-335}, VI - 308 IP - 4 AID - [doi] 4100 - http://dx.doi.org/ SO - JAMA July 25, 2012 308(4):332