Study on efficacy and safty of tiotropium powder in patients with stable COPD
WANG Hai-yan
XIAO Yan
SHI Li-li
GONG Qin
WEN Zhong-guang
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Publication Date：2007-01-01
Online Publishing Date：2026-08-14(First online date of this platform, not the publication date of the document)
Pages：4( 1119-1122 )