Mundla, M. K. R., S. R. Buchupalli, S. R. G., and K. R. S. “Treatment of Osteonecrosis of Femoral Head in Young Patients by Surface Replacement of Femoral Head”. International Journal of Research in Orthopaedics, vol. 4, no. 1, Dec. 2017, pp. 15-21, doi:10.18203/issn.2455-4510.IntJResOrthop20175108.