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Chalmers JD, Singanayagam A, Hill AT.Chalmers JD, et al.Clin Infect Dis. 2008 Dec 15;47(12):1571-4. doi: 10.1086/593195.Clin Infect Dis. 2008.PMID: 18991510
Singanayagam A, Chalmers JD, Scally C, Akram AR, Al-Khairalla MZ, Leitch L, Hill LE, Hill AT.Singanayagam A, et al. Among authors: chalmers jd.Respir Med. 2010 Jul;104(7):1057-62. doi: 10.1016/j.rmed.2010.02.004. Epub 2010 Mar 3.Respir Med. 2010.PMID: 20202807Free article.