(Q47857619)
Statements
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A cohort study showed that health insurance databases were accurate to distinguish chronic obstructive pulmonary disease from asthma and classify disease severity (English)
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Dick Menzies
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Lucie Blais
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Catherine Lemière
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Jason McKnight
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Adrienne Scott
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Jean Bourbeau
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1 February 2005
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58
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2
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206-208
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