All

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 C21 Disorders of Environmental Origin D007280 +
  C21.866 Wounds and Injuries D014947 +
   C21.866.117 Back Injuries D019567 +
    C21.866.117.500 Spinal Injuries D013124 +
      C21.866.117.500.500 Spinal Fractures D016103 
 C21 Disorders of Environmental Origin D007280 +
  C21.866 Wounds and Injuries D014947 +
   C21.866.831 Spinal Injuries D013124 +
     C21.866.831.600 Spinal Fractures D016103