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Rello J, Ulldemolins M, Lisboa T, Koulenti D, Mañez R, Martin-Loeches I, De Waele JJ, Putensen C, Guven M, Deja M, Diaz E; EU-VAP/CAP Study Group.Rello J, et al.Eur Respir J. 2011 Jun;37(6):1332-9. doi: 10.1183/09031936.00093010. Epub 2010 Sep 16.Eur Respir J. 2011.PMID: 20847075Free article.