The office management of chronic bronchial asthma in the adult.
D000328:Adult; D000368:Aged; D000553:Ambulatory Care; D001249:Asthma / Q000188:drug therapy / Q000628:therapy*; D006801:Humans; D008875:Middle Aged; D014970:Xanthines / Q000627:therapeutic use
D014970:Xanthines