Allergic rhinitis in South Africa--diagnosis and management. South African Allergic Rhinitis Working Group.
D003937:Diagnosis, Differential; D006801:Humans; D012221:Rhinitis, Allergic, Perennial / Q000150:complications / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy; D006255:Rhinitis, Allergic, Seasonal / Q000150:complications / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy; D013019:South Africa / Q000453:epidemiology