BackgroundHarm reduction strategies for combating HIV epidemics among people who inject drugs (PWID) have been implemented in several countries. However. large-scale studies using sensitive measurements of HIV incidence and intervention exposures in defined cohorts are rare. The aim of this study was to determine the association between harm reduction programs and HIV incidence among ... https://www.spidertattooz.com/Civil-Air-Patrol-Patch-National-Emergency-Services-Academy/