birring

n.

the basic unit of money in Ethiopia; equal to 100 cents

sound of something in rapid motion

同义词：whirwhirrwhirring

The Leicester Cough Monitor: a semi-automated, semi-validated cough detection system? Reply
The challenge of reflux-cough
Chronic obstructive pulmonary disease in non-smokers.
Comparison of airway immunopathology of eosinophilic bronchitis and asthma.
Development of a symptom specific health status measure for patients with chronic cough: Leicester Cough Questionnaire (LCQ)
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ERS guidelines on the assessment of cough.
ERS Task Force. ERS guidelines on the assessment of cough
Idiopathic chronic cough: association with organ specific autoimmune disease and bronchoalveolar lymphocytosis