title: Undifferentiated illness.
authors.affiliation: School of Community Medicine, University of New South Wales, Kensington.
authors.forename: J
authors.initials: J
authors.lastname: Frith
authors.forename: S
authors.initials: S
authors.lastname: Knowlden
mesh_terms: D003933:Diagnosis; D003937:Diagnosis, Differential; D005194:Family Practice; D006801:Humans; D008487:Medical History Taking; D010808:Physical Examination; D013001:Somatoform Disorders / Q000175:diagnosis