title: Chronic nasal obstruction: allergy or infection?
authors.affiliation: Yale School of Nursing, New Haven, CT, USA.
authors.forename: J S
authors.initials: JS
authors.lastname: Lynch
authors.forename: M S
authors.initials: MS
authors.lastname: King
mesh_terms: D002908:Chronic Disease; D003937:Diagnosis, Differential; D006801:Humans; D015508:Nasal Obstruction / Q000453:epidemiology / Q000209:etiology*; D012221:Rhinitis, Allergic, Perennial / Q000150:complications* / Q000175:diagnosis / Q000628:therapy; D006255:Rhinitis, Allergic, Seasonal / Q000150:complications* / Q000175:diagnosis / Q000628:therapy; D012852:Sinusitis / Q000150:complications* / Q000175:diagnosis / Q000188:drug therapy