摘要
To the Editor:As of July 4,2021,the severe acute respiratory syndrome coronavirus-2(SARS-CoV-2)pandemic has affected>0.18 billion individuals and caused>3.9milliondeaths worldwide.ll Currently,the only method to radically overcome this pandemic is extensive vaccination.However,the clinical trials assessing most vaccines against SARS-CoV-2 have excluded patients with hematological tumors.
