(Q41220446)
Statements
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Comparative dose-response study of three anticholinergic agents and fenoterol using a metered dose inhaler in patients with chronic obstructive pulmonary disease (English)
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Ikeda A
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Nishimura K
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Koyama H
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Izumi T
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1 January 1995
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50
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62-66
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Identifiers
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