Tumbelaka, R. V., Utomo, D. N., & Martiana, I. K. (2021). Clinical and Functional Outcome of Cervical Degenerative Disc Disease after Operative Treatment at Dr. Soetomo General Hospital Surabaya In 2013-2018. Qanun Medika - Medical Journal Faculty of Medicine Muhammadiyah Surabaya, 5(1), 69–75. https://doi.org/10.30651/jqm.v5i1.3857