title: Homoeopathy versus placebo in perennial allergic rhinitis. Did patients really have allergic rhinitis?
authors.forename: H M
authors.initials: HM
authors.lastname: Brown
mesh_terms: D003937:Diagnosis, Differential; D006705:Homeopathy; D006801:Humans; D012221:Rhinitis, Allergic, Perennial / Q000175:diagnosis* / Q000628:therapy