K. S. Rao, S. and Gowda, K. N. (2022) “Non-pigmented villonodular synovitis of knee joint in a 11-year-old boy on long term steroids: a case report”, International Journal of Research in Orthopaedics, 8(6), pp. 757–760. doi: 10.18203/issn.2455-4510.IntJResOrthop20222720.