A 4-year trial of tiotropium in chronic obstructive pulmonary disease.
Tashkin DP; Celli B; Senn S; Burkhart D; Kesten S; Menjoge S; Decramer M; The New England Journal Of Medicine, 2008, vol. 359, issue 15, p 1543, ISSN 15334406. ISBN 15334406.
Full Text Resources Located for this Citation