Comparison of Lower Airway Sampling Strategies in Children with Protracted Bacterial Bronchitis (CLASSIC-PBB): a non-randomised, internally controlled, multicentre trial
WHAT IS ALREADY KNOWN ON THIS TOPICProtracted bacterial bronchitis (PBB) is an endobronchial infection and the leading cause of chronic wet cough in children. Identifying the pathogen promotes antibiotic stewardship, but the…