TY - JOUR T1 - Effect of tiotropium on sputum and serum inflammatory markers and exacerbations in chronic obstructive pulmonary disease JF - European Respiratory Journal JO - Eur Respir J DO - 10.1183/09031936.00023907 AU - D.J. Powrie AU - T.M.A. Wilkinson AU - G.C. Donaldson AU - P. Jones AU - K. Scrine AU - K. Viel AU - S. Kesten AU - J.A. Wedzicha Y1 - 2007/05/15 UR - http://erj.ersjournals.com/content/early/2007/05/15/09031936.00023907.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -