title: Bronchodilator drugs in childhood asthma.
mesh_terms: D001249:Asthma / Q000188:drug therapy*; D001993:Bronchodilator Agents / Q000008:administration & dosage / Q000627:therapeutic use*; D002648:Child; D002675:Child, Preschool; D006801:Humans
chemical_list: D001993:Bronchodilator Agents