[User friendly inhalation system. Relief for asthmatic patients].
D018927:Anti-Asthmatic Agents / Q000008:administration & dosage*; D001249:Asthma / Q000188:drug therapy*; D009330:Nebulizers and Vaporizers; D010316:Particle Size; D011208:Powders; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy
D018927:Anti-Asthmatic Agents; D011208:Powders