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.
Levy ML, Thomas M, Small I, Pearce L, Pinnock H, Stephenson P.Levy ML, et al. Among authors: pinnock h.Prim Care Respir J. 2009 Jan;18 Suppl 1(Suppl 1):S1-16. doi: 10.3132/pcrj.2008.00067.Prim Care Respir J. 2009.PMID: 19209371Free PMC article.
Pinnock H, Holmes S, Levy ML, McArthur R, Small I; UK General Practice Airways Group.Pinnock H, et al.Prim Care Respir J. 2010 Jun;19(2):180-4. doi: 10.4104/pcrj.2009.00052.Prim Care Respir J. 2010.PMID: 19826743Free PMC article.
Pinnock H, Fletcher M, Holmes S, Keeley D, Leyshon J, Price D, Russell R, Versnel J, Wagstaff B.Pinnock H, et al.Prim Care Respir J. 2010 Mar;19(1):75-83. doi: 10.4104/pcrj.2010.00006.Prim Care Respir J. 2010.PMID: 20119630Free PMC article.