{Reference Type}: Comparative Study {Title}: The John Sheldon memorial lecture. Review of nasal therapy: update. {Author}: Norman PS; {Journal}: J Allergy Clin Immunol {Volume}: 72 {Issue}: 5 {Year}: Nov 1983 {Factor}: 14.29 {DOI}: 10.1016/0091-6749(83)90577-8 {Abstract}: