Dyspnea of tracheal and bronchial obstruction.
D001980:Bronchi; D001982:Bronchial Diseases; D004194:Disease; D004417:Dyspnea / Q000209:etiology*; D006801:Humans; D008171:Lung Diseases; D014132:Trachea
BRONCHI/diseases; DYSPNEA/etiology and pathogenesis; TRACHEA