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Collection of bronchial aspirate–bronchoalveolar lavage (BA–BAL) pairs from lung-transplant recipients. (A) Both zones were explored during the same procedure, with the conducting zone being sampled by performing a BA and the respiratory zone by BAL. (B) Dots represent BA–BAL pairs collected for each of the 19 patients after lung-transplantation. Gray dots refer to CF patients, whereas black dots depict non-CF patients.
