title: [Radiographic study of the upper vertebral segment].
mesh_terms: D001368:Axis, Cervical Vertebra / Q000000981:diagnostic imaging*; D001270:Cervical Atlas / Q000000981:diagnostic imaging*; D006801:Humans; D008722:Methods; D011859:Radiography
vernacular_title: Estudio radiográfico del segmento vertebral superior.