RT Journal Article SR Electronic T1 The need for macrolides in hospitalised community-acquired pneumonia: propensity analysis JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society DO 10.1183/09031936.00031007 A1 M. Paul A1 A.D. Nielsen A1 A. Gafter-Gvili A1 E. Tacconelli A1 S. Andreassen A1 N. Almanasreh A1 E. Goldberg A1 R. Cauda A1 U. Frank A1 L. Leibovici A1 the TREAT Study Group YR 2007 UL http://erj.ersjournals.com/content/early/2007/05/30/09031936.00031007.abstract AB