COVID-19(2) material(2) Cancer(2) Patient(2) pandemic(2) Result(2) Therapeutic benefit(1) hallmark(1) SARS-CoV-2(1) initial(1) The United States(1) diagnostic(1) radiologic(1) ground-glass opacity(1) presymptomatic(1) asymptomatic phase(1) radiation therapy(1) clinical trial(1) clinical(1) changes(1) Multicenter trial(1) worsening(1) pulmonary toxicity(1) COVID-19 dissemination(1) Pneumonia(1) declined(1) identify(1) outcomes(1) the disease(1) Chest(1)