title: Methods of comparing different bronchodilators in asthma.
mesh_terms: D001249:Asthma / Q000188:drug therapy*; D001993:Bronchodilator Agents / Q000008:administration & dosage* / Q000009:adverse effects; D002319:Cardiovascular System / Q000187:drug effects; D004305:Dose-Response Relationship, Drug; D006801:Humans; D008722:Methods; D013810:Therapeutic Equivalency; D013997:Time Factors
chemical_list: D001993:Bronchodilator Agents