Ashraf, M., George, J. and Sha I., I. 2020. Micro-core decompression combined with intralesional zoledronic acid as a treatment of osteonecrosis of femoral head: a novel technique. International Journal of Research in Orthopaedics. 6, 5 (Aug. 2020), 914–919. DOI:https://doi.org/10.18203/issn.2455-4510.IntJResOrthop20203060.