Dr Shifan Khanday , Faisal Naseer, D. A. ul H. , D. S. ,. “Anatomical and Orthopaedic Perspective of a Block Cervical Vertebra Anatomic, Embryological and Orthopedic Perspective”. International Journal of Medical Science and Clinical Invention, vol. 4, no. 6, June 2017, doi:10.18535/ijmsci/v4i6.10.