Decreased FEF 50 as an indicator of comorbid asthma and persistent airflow limitation in patients with chronic rhinosinusitis with nasal polyps: A cross-sectional study
Chin Med J (Engl). 2024 Feb 5;137(3):353-355.
doi: 10.1097/CM9.0000000000002925.
Epub 2024 Jan 11.