title: Commentary on "Inter- and intrareader variability in the interpretation of two radiographic classification systems for juvenile rheumatoid arthritis".
authors.affiliation: Department of Radiology, Birmingham Children's Hospital, Steelhouse Lane, Birmingham B4 6NH, UK. karl.johnson@bch.nhs.uk
authors.forename: Karl
authors.initials: K
authors.lastname: Johnson
mesh_terms: D000293:Adolescent; D001171:Arthritis, Juvenile / Q000145:classification* / Q000000981:diagnostic imaging* / Q000453:epidemiology; D002648:Child; D002675:Child, Preschool; D006801:Humans; D015588:Observer Variation; D011859:Radiography; D009626:Terminology as Topic