(Q46199625)
Statements
Combination of inhaled salmeterol/fluticasone and tiotropium in the treatment of chronic obstructive pulmonary disease: a randomised controlled trial (English)
Li-Zhou Fang
Xiao Liang
Jian-Qing Zhang
Ling Liu
Wei-Ping Fu
Zhi-Huan Zhao
1 November 2008