1. American Cancer Society website. Cancers that develop in children. http://www.cancer.org/cancer/cancer-in-children/types-of-childhood-cancers.html. Updated August 22, 2016. Accessed 5 Nov 2017.
2. American Cancer Society website. Key statistics about bone cancer. http://www.cancer.org/cancer/bonecancer/detailedguide/bone-cancer-key-statistics. Updated February 5, 2018. Accessed 17 Mar 2018.
3. Dahlin DC, Unni KK, editors. Bone tumors: general aspects and data on 8,542 cases. Springfield: C.C. Thomas; 1986.
4. Mirra JM, editor. Bone tumors: clinical, radiologic, and pathologic correlations. Philadelphia: Lea & Febiger; 1989.
5. Simpfendorer CS, Ilaslan H, Davies AM, James SL, Obuchowski NA, Sundaram M. Does the presence of focal marrow fat signal within a tumor on MRI exclude malignancy? An analysis of 184 histologically proven tumors of the pelvis and appendicular skeleton. Skelet Radiol. 2008;37:797–804.