Ephedrine therapy in asthmatic children.
D000367:Age Factors; D001249:Asthma / Q000188:drug therapy*; D002648:Child; D002986:Clinical Trials as Topic; D004809:Ephedrine / Q000627:therapeutic use*; D006801:Humans; D008168:Lung / Q000503:physiopathology; D012129:Respiratory Function Tests
D004809:Ephedrine