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.
Girgis ST, Marks GB, Downs SH, Kolbe A, Car GN, Paton R.Girgis ST, et al.Eur Respir J. 2000 Jul;16(1):3-8. doi: 10.1034/j.1399-3003.2000.16a02.x.Eur Respir J. 2000.PMID: 10933077Free article.
Middleton S, Appleberg M, Girgis S, Ward JE.Middleton S, et al.Aust Health Rev. 2004 Dec 13;28(3):255-9. doi: 10.1071/ah040255.Aust Health Rev. 2004.PMID: 15595906
Young JM, Girgis S, Bruce TA, Hobbs M, Ward JE.Young JM, et al.BMC Fam Pract. 2008 Feb 28;9:16. doi: 10.1186/1471-2296-9-16.BMC Fam Pract. 2008.PMID: 18304363Free PMC article.Clinical Trial.