Tiotropium versus salmeterol for the prevention of exacerbations of COPD
Articles > Article · 2011
Authors: C VOGELMEIER, B HEDERER, T GLAAB, T SCHMIDT, MP RUTTENVAN MÖLKEN, KM BEEH, KF RABE, LM FABBRI, Özen KAÇMAZ BAŞOĞLU, Investigators POET COPD
N Engl J Med, Journal Indexed in SCI Expanded, International, 2011, vol 364, pp 1093-1103