机译:Whether the timing of patient randomization interferes with the assessment of the efficacy of ruxolitinib for severe COVID-19
Hunan Normal Univ, Dept Radiol, Hunan Prov Peoples Hosp, Affiliate Hosp 1, Changsha, Hunan, Peoples;
Cent South Univ, Xiangya Hosp 3, Dept Radiol, Changsha, Hunan, Peoples R China;