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. 2020 Feb 19;10(1):2045894019891912. doi: 10.1177/2045894019891912

Fig. 1.

Fig. 1.

ROC curve analysis. (a) Optimal DLco% (46%) in patients with parenchymal lung disease. (b) Optimal DLco% (73%) in patients without parenchymal lung disease.

AUC: area under curve.