1. Calcium pyrophosphate deposition disease;Rosenthal;N Engl J Med,2016
2. Cervical myelopathy attributable to pseudogout;Berghausen;Clin Orthop Relat Res,1987
3. Baba H., Maezawa Y., Kawahara N., Tomita K., Furusawa N., Imura S. Calcium crystal deposition in the ligamentum flavum of the cervical spine. Spine. 1993;18(15):2174–81. doi:10.1097/00007632-199311000-00005.
4. Lumbar spinal stenosis secondary to calcium pyrophosphate crystal deposition (pseudogout);Delamarter;Clin Orthop Relat Res,1993
5. Calcium pyrophosphate arthropathy of the spine: case report and review of the literature;Salcman;Neurosurgery,1994