An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
O'Callaghan M, Fabre A, McCann J, Healy G, McCarthy A, Keane MP, McDonnell TJ, McCarthy C.O'Callaghan M, et al.Chest. 2020 Apr;157(4):e131-e136. doi: 10.1016/j.chest.2019.10.033.Chest. 2020.PMID: 32252938
Boyle N, Waters DK, McCann J, Butler M, Dodd JD, McCarthy C.Boyle N, et al.Am J Respir Crit Care Med. 2023 Feb 1;207(3):e4-e5. doi: 10.1164/rccm.202206-1196IM.Am J Respir Crit Care Med. 2023.PMID: 36174194No abstract available.