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. 2020 Jun 4;15:1261–1268. doi: 10.2147/COPD.S242191

Figure 2.

Figure 2

Correlation between lobar drug deposition changes and IAD changes after oPEP treatment.

Note: marginal r2 (linear mixed-effect model) = 0.30, p<0.001.

Abbreviation: IAD, internal airflow distribution.