Arbeláez Echeverri, Pablo, Jorge Manrique Succar, and Francisco B. Linares Restrepo. 2017. “Giant Cell Tumour of the Bone in Children and Adolescents: Report of 11 Cases”. Revista Colombiana De Ortopedia Y Traumatología 31 (4):172-77. https://doi.org/10.1016/j.rccot.2017.06.006.