Effect of add-on therapy of tiotropium in COPD treated with theophylline

Tomotaka Kawayama1, Tomoaki Hoshino1, Masao Ichiki2, Toru Tsuda3, Masaharu Kinoshita4, Shohei Takata5, Takeharu Koga1, Tomoaki Iwanaga1, Hisamichi Aizawa1, Kurume COPD Study Group*1Department of Medicine, Kurume University School of Medicine, Kurume, Japan; 2Division of Respiratory Medicine, Nationa...

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Bibliographic Details
Main Authors: Tomotaka Kawayama, Tomoaki Hoshino, Masao Ichiki, Toru Tsuda, Masaharu Kinoshita, et al
Format: Article
Language:English
Published: Dove Medical Press 2008-03-01
Series:International Journal of COPD
Online Access:http://www.dovepress.com/effect-of-add-on-therapy-of-tiotropium-in-copd-treated-with-theophylli-a565