This article was originally published with an error in figure 1. The corrected figure is shown below, and the article has been corrected and republished online.
FIGURE 1 Flowchart of the study. Multidisciplinary team discussion (MDD) was performed by two pulmonologists experienced in interstitial lung disease (ILDs), a thoracic radiologist and a pathologist in cases with available lung biopsy. There was one patient with a usual interstitial pneumonia (UIP) pattern (and bronchoalveolar lavage (BAL) lymphocytosis >20%), five patients with possible UIP pattern (n=3 with BAL lymphocytosis >20%) and 24 patients with mosaic attenuation, most (n=16) with “head and cheese sign” (n=6 with BAL lymphocytosis >20%). IPF: idiopathic pulmonary fibrosis; HP: hypersensitivity pneumonitis.
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