CD4/CD8 Ratio and the Risk of Kaposi Sarcoma or Non-Hodgkin Lymphoma in the Context of Efficiently Treated Human Immunodeficiency Virus (HIV) Infection: A Collaborative Analysis of 20 European Cohort StudiesFabienne Caby, Christoph Stephan, Laurence Weiss et al.|Clinical Infectious Diseases|2020Cited by 45