title: Old dogs and plain radiographs---response.
authors.affiliation: Department of Radiology, Children’s Hospital of Philadelphia, 34th & Civic Center Blvd, Philadelphia, PA 19104. markowitz@email.chop.edu
authors.forename: Richard I
authors.initials: RI
authors.lastname: Markowitz
authors.forename: Robert H
authors.initials: RH
authors.lastname: Cleveland
mesh_terms: D004521:Educational Measurement / Q000379:methods*; D006801:Humans; D011871:Radiology / Q000193:education*