RT Journal A1 Stephenson J T1 STudies probe new anti-hiv strategy, long-term success of prevention methods JF JAMA JO JAMA YR 2011 FD April 13 VO 305 IS 14 SP 1397 OP 1399 DO 10.1001/jama.2011.433 UL http://dx.doi.org/10.1001/jama.2011.433 AB In addition to these findings, presented here at the 18th Conference on Retroviruses and Opportunistic Infections, investigators reported new information about the durability of interventions to prevent HIV infection and factors that can limit the effectiveness of such preventive measures.