Asthma severity and adequacy of management.
Hart
Simon P
SP
D000628:Aminophylline / Q000627:therapeutic use*; D001249:Asthma / Q000188:drug therapy*; D001993:Bronchodilator Agents / Q000627:therapeutic use*; D017408:Guidelines as Topic; D006801:Humans; D006113:United Kingdom
D001993:Bronchodilator Agents; D000628:Aminophylline