Methadone maintenance is one of the well-known harm reduction strategies for public health intervention in heroin addiction. The significance of methadone treatment in preventing needle sharing. which in turn reduces the risk of HIV and HCV transmission among injectors. has been demonstrated. https://zvmjfehbyacea.nizarblog.com/35079862/curing-hemophilia-a-by-nhej-mediated-ectopic-f8-insertion-in-the-mouse