Background and Objectives: Providing safe blood and prevention of blood-borne infections are among the most important purposes of the Blood Transfusion Organization. The aim of this study was to describe the prevalence of Hepatitis B. C and HIV infection and their determinants in Zanjan blood donors from 2005 to 2006. Material and Methods: In this cross-sectional study. https://fitnessgravesyardes.shop/product-category/program-sticker/