title: Perennial rhinitis.
authors.affiliation: Charing Cross and Royal Brompton Hospitals, London. h.saleh@imperial.ac.uk
authors.forename: Hesham A
authors.initials: HA
authors.lastname: Saleh
authors.forename: Stephen R
authors.initials: SR
authors.lastname: Durham
mesh_terms: D003937:Diagnosis, Differential; D003948:Diagnostic Techniques, Respiratory System; D004724:Endoscopy / Q000379:methods; D006801:Humans; D012017:Referral and Consultation; D012221:Rhinitis, Allergic, Perennial / Q000175:diagnosis / Q000628:therapy