In vitro susceptibility of Streptococcus pneumoniae, Haemophilus influenzae and Moraxella catarrhalis: a European multicenter study during 2000-2001 - Jones,M.E.; Blosser-Middleton,R.S.; Critchley,I.A.; Karlowsky,J.A.; Thornsberry,C.; Sahm,D.F. (Clin Microbiol Infect, 2003)