title: Defining severe or enduring mental illness: by principle or prescription?
authors.affiliation: University of Liverpool.
authors.forename: W
authors.initials: W
authors.lastname: Barr
authors.forename: L
authors.initials: L
authors.lastname: Cotterill
mesh_terms: D002908:Chronic Disease; D003953:Diagnosis-Related Groups / Q000145:classification*; D004739:England; D006292:Health Priorities; D006801:Humans; D001523:Mental Disorders / Q000145:classification*; D020380:Needs Assessment / Q000458:organization & administration*; D011320:Primary Health Care / Q000706:statistics & numerical data; D012042:Registries; D012720:Severity of Illness Index