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. Author manuscript; available in PMC: 2018 May 1.
Published in final edited form as: Spine J. 2016 Nov 14;17(5):645–655. doi: 10.1016/j.spinee.2016.11.002

Fig. 1.

Fig. 1

Age distribution histograms for cohorts of patients with osteosarcoma (OGS) and Ewing sarcoma of the osseous spine. OGS demonstrates a bimodal age distribution with peaks in the teen years and ≥60 years.