Walker Steven P, Hallifax Rob, Rahman Najib M, Maskell Nick A
Academic Respiratory Unit, University of Bristol, Bristol, United Kingdom; and.
Oxford Respiratory Trials Unit, University of Oxford, Oxford, United Kingdom.
Am J Respir Crit Care Med. 2022 Jul 15;206(2):145-149. doi: 10.1164/rccm.202109-2149PP.