Non-invasive method for detecting laryngeal narrowing with low frequency sound: effect of fenoterol on laryngeal dilatation.
D000161:Acoustic Stimulation; D000403:Airway Resistance / Q000187:drug effects*; D001249:Asthma / Q000503:physiopathology*; D004983:Ethanolamines; D005280:Fenoterol; D006801:Humans; D007830:Larynx / Q000503:physiopathology*; D013147:Spirometry / Q000379:methods
D004983:Ethanolamines; D005280:Fenoterol