Mutlu E, Firat ST, Inanc M, Bozkurt O, Cosar R, Ozkan M. Risk factors for 30-day mortality in patients with cancer and COVID-19 in Turkey: A single center retrospective study. Ann Med Res . 2022;29(2):93-98. Accessed August 25, 2026. http://www.annalsmedres.org/index.php/aomr/article/view/4051