title: Will a nasal corticosteroid improve control for patients with step 3 or higher persistent asthma?
authors: Division of Allergy-Immunology, Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago, Ill. Electronic address: p-greenberger@northwestern.edu.
authors: Paul A
authors: PA
authors: Greenberger
mesh_terms: D000893:Anti-Inflammatory Agents / Q000627:therapeutic use*; D001249:Asthma / Q000188:drug therapy*; D005260:Female; D006801:Humans; D008297:Male; D010256:Paranasal Sinuses / Q000187:drug effects*; D011244:Pregnadienediols / Q000627:therapeutic use*
chemical_list: D000893:Anti-Inflammatory Agents; D011244:Pregnadienediols
keywords: United; asthma; control; corticosteroid; nasal; rhinosinusitis; unified