"type I: minimally displaced fracture with ≤3 mm antero-posterior translation"
"type II: displaced fracture with >3 mm anteroposterior translation"
"type IIa: type II fracture with minimal or no translation but marked angulation"
"type III: type II fracture with uni- or bilateral6 facet joint dislocation"
"type III: type II fracture with uni- or bilateral6 facet joint dislocation"
Expected headings
"Classification"