PT - JOURNAL ARTICLE AU - Stefano M Bertozzi AU - Nancy Padian AU - Tyler E Martz TI - Evaluation of HIV prevention programmes: the case of Avahan AID - 10.1136/sti.2009.039263 DP - 2010 Feb 01 TA - Sexually Transmitted Infections PG - i4--i5 VI - 86 IP - Suppl 1 4099 - http://sti.bmj.com/content/86/Suppl_1/i4.short 4100 - http://sti.bmj.com/content/86/Suppl_1/i4.full SO - Sex Transm Infect2010 Feb 01; 86