The need for macrolides in hospitalised community-acquired pneumonia: propensity analysis
M. Paul, A. D. Nielsen, A. Gafter-Gvili, E. Tacconelli, S. Andreassen, N. Almanasreh, E. Goldberg, R. Cauda, U. Frank, L. Leibovici
European Respiratory Journal Sep 2007, 30 (3) 525-531; DOI: 10.1183/09031936.00031007