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Bielsa S, Davies HE, Davies RJ, Taylor A, Lee YC.Bielsa S, et al. Among authors: davies he, davies rj.Eur Respir J. 2009 Oct;34(4):1001-3. doi: 10.1183/09031936.00088409.Eur Respir J. 2009.PMID: 19797674Free article.No abstract available.
Brims FJ, Davies HE, Lee YC.Brims FJ, et al. Among authors: davies he.Med Clin North Am. 2010 Mar;94(2):217-32. doi: 10.1016/j.mcna.2010.01.003.Med Clin North Am. 2010.PMID: 20380952Review.