Letter: Aerosols and asthma deaths.
D000284:Administration, Oral; D000336:Aerosols / Q000009:adverse effects*; D001249:Asthma / Q000401:mortality*; D001291:Attitude of Health Personnel; D001993:Bronchodilator Agents / Q000008:administration & dosage; D006760:Hospitalization; D006801:Humans; D013566:Sympathomimetics / Q000008:administration & dosage
D000336:Aerosols; D001993:Bronchodilator Agents; D013566:Sympathomimetics