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. 2016 Nov 10;9:401–407. doi: 10.2147/IJGM.S105965

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© 2016 Mitonas et al. This work is published and licensed by Dove Medical Press Limited

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FEV₁/FVC depending on the frequency of pulmonologist visits.

Abbreviations: FEV₁, forced expiratory volume in 1 second; FVC, forced vital capacity.