RT Journal Article SR Electronic T1 Macrolides, quinolones, and amoxicillin/clavulanate for chronic bronchitis: a meta-analysis JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society DO 10.1183/09031936.00147806 A1 I.I. Siempos A1 G. Dimopoulos A1 I.P. Korbila A1 K. Manta A1 M.E. Falagas YR 2007 UL http://erj.ersjournals.com/content/early/2007/02/14/09031936.00147806.abstract AB