(Q51922448)
Statements
Spirometric criteria for airway obstruction: Use percentage of FEV1/FVC ratio below the fifth percentile, not < 70%. (English)
1 reference
Karlman Wasserman
1 reference
James E Hansen
1 reference
Xing-Guo Sun
1 reference
1 February 2007
1 reference
1 reference
131
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2
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349-355
1 reference