Martiana, I. K., and R. V. Tumbelaka. “STAND-ALONE CERVICAL CAGE FOR CERVICAL RADICULOPATHY: A RETROSPECTIVE STUDY”. Journal Orthopaedi and Traumatology Surabaya, vol. 9, no. 1, Apr. 2020, pp. 17-21, doi:10.20473/joints.v9i1.2020.17-21.