(Q46053057)
Statements
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Comparative cost-effectiveness analysis of theophylline and ipratropium bromide in chronic obstructive pulmonary disease. A three-center study (English)
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Jubran A
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Gross N
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Ramsdell J
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Simonian R
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Schuttenhelm K
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Sax M
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Kaniecki DJ
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Arnold RJ
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Sonnenberg FA
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1 March 1993
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103
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3
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678-684
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Identifiers
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1 reference