The effect of antiretroviral therapy initiation time and baseline CD4+ cell counts on AIDS-related mortality among former plasma donors in China: a 20-Year retrospective cohort study, also known as the Author’s Original Manuscript (AOM) is available online https://www.researchsquare.com/article/rs-13919/v1 [Article DOI:10.1080/16549716.2021.1963527]. This evidence concerns the gene CD4 and AIDS.