Rathi, Rahul, Shivam Garg, Vishwas ., and B. L. Kumar. 2022. “The Black Bone Disease: A Case Report of Ochronotic Hip Arthropathy”. International Journal of Research in Orthopaedics 9 (1):203-6. https://doi.org/10.18203/issn.2455-4510.IntJResOrthop20223462.