Clinical Epidemiology of Low-Grade and Dedifferentiated Osteosarcoma in Norway during 1975 and 2009

<div>Gender (bar chart, right axis) and age at diagnosis (line diagram, left axis) of 54 patients with low-grade or dedifferentiated osteosarcoma (OS), including separate line diagrams for parosteal and low-grade central OS.</div>

Sarcoma

fig1

Figure 1

Figure 1: Clinical Epidemiology of Low-Grade and Dedifferentiated Osteosarcoma in Norway during 1975 and 2009 