(Q46498379)
Statements
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Efficacy of tiotropium inhalation powder in african-american patients with chronic obstructive pulmonary disease (English)
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Gerard J Criner
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Amir Sharafkhaneh
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Rick Player
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Craig S Conoscenti
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Philip Johnson
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Mary Theresa Keyser
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Cara Cassino
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1 February 2008
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5
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1
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35-41
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