RT Journal Article SR Electronic T1 Inhibition of neutrophil elastase-induced goblet cell metaplasia by tiotropium in mice JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society DO 10.1183/09031936.00040709 A1 N. Arai A1 M. Kondo A1 T. Izumo A1 J. Tamaoki A1 A. Nagai YR 2009 UL http://erj.ersjournals.com/content/early/2009/11/06/09031936.00040709.abstract AB