Published in TB and Outbreaks Week, April 21st, 2009
"To identify post-BD airway obstruction using data from 13 708 individuals aged >= 40 years from the PLATINO and BOLD studies. We evaluated different cut-off points of pre-BD. The PEF was obtained from a diagnostic-quality spirometer (not a mechanical PEF meter). At least one of the following COPD risk factors was present in 77% of the subjects: chronic...
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