parenchymal lung disease treatmentpulmonary parenchymal fibrosisdiffuse parenchymal lung diseaseparenchymal lung disease prognosischronic parenchymal lung diseaseparenchymal lesions lungparenchymal lung tissueparenchymal lung injuryparenchymal scarring lungdiffuse infiltrative lung diseaseparenchymal sarcoidosisparenchymal fibrosis
