Letter: The use of nebulized intal in asthma.
D000336:Aerosols; D000367:Age Factors; D001249:Asthma / Q000517:prevention & control*; D004205:Cromolyn Sodium / Q000008:administration & dosage* / Q000627:therapeutic use; D006801:Humans
D000336:Aerosols; D004205:Cromolyn Sodium