RT Journal Article SR Electronic T1 Impact of Timing of Tocilizumab Use in Hospitalized Patients With SARS-CoV-2 Infection JF Respiratory Care FD American Association for Respiratory Care SP 629 OP 630 DO 10.4187/respcare.10067 VO 67 IS 5 A1 Akhilesh Mahajan A1 Jonathan Moore A1 Anup K Singh A1 Margarita Oks YR 2022 UL http://rc.rcjournal.com/content/67/5/629.abstract AB