Ossification of the yellow ligament in the cervical spine – an unusual location Jacob Yoong-Leong Oh, Victor Tzong-Jing Wang, Timothy Wei Wen Teo, Arun-Kumar Kaliya-Perumal and Hwan Tak Hee BioMedicine, 9 2 (2019) 14 Published online: 24 May 2019 DOI: 10.1051/bmdcn/2019090214