Frumer Frumer M M Aharony Aharony SM SM Shoshany Shoshany O O Kedar Kedar D D Baniel Baniel J J Golan Golan S S Prostate-specific antigen level association with COVID-19 infection and vaccination Prostate-specific antigen level association with COVID-19 infection and vaccination Clin Genitourin Cancer Clin Genitourin Cancer 2023 2023 S1558-7673(23)00102-7 S1558-7673(23)00102-7 Epub ahead of print Epub ahead of print 10.1016/j.clgc.2023.05.001 10.1016/j.clgc.2023.05.001. This evidence concerns the gene KLK3 and cancer.