title: Letter: Isoproterenol, asthma, and the heart.
mesh_terms: D000293:Adolescent; D000328:Adult; D000336:Aerosols; D000368:Aged; D001249:Asthma / Q000188:drug therapy*; D006321:Heart / Q000187:drug effects*; D006801:Humans; D007545:Isoproterenol / Q000008:administration & dosage / Q000009:adverse effects*; D008875:Middle Aged
chemical_list: D000336:Aerosols; D007545:Isoproterenol