1.
Agarwal K, Agarwal S, Kumar L. Retroperitoneal extraskeletal osteosarcoma with cystic change arising from heterotopic ossification: a rare entity. Ann of Pathol and Lab Med [Internet]. 2015 Feb. 3 [cited 2024 Nov. 22];2(1):C42-C46. Available from: https://pacificejournals.com/journal/index.php/apalm/article/view/128