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Explanted lung tissue and bronchial washing samples included in the study, depicted by disease and tissue anatomic location. Numbers in the circles indicate available number of samples from each anatomic site or type. IPF, idiopathic pulmonary fibrosis; CTD-ILD, connective tissue disease-associated interstitial lung disease; COPD, chronic obstructive pulmonary disease; CF, cystic fibrosis; CORE, Center for Organ Recovery and Education.
