What causes wheezing?
D001249:Asthma / Q000150:complications; D001986:Bronchial Spasm / Q000150:complications; D001991:Bronchitis / Q000150:complications; D002908:Chronic Disease; D004418:Dyspnea, Paroxysmal / Q000150:complications; D005764:Gastroesophageal Reflux / Q000150:complications; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications; D011655:Pulmonary Embolism / Q000150:complications; D012135:Respiratory Sounds / Q000209:etiology*