URL：https://www.researchgate.net/publication/340842755/figure/fig1/AS:883122694520839@1587564266266/Radiograph-of-the-pelvis-showing-an-osteolytic-ovoid-lesion-with-a-sclerotic-border-at.ppm
掲載元：https://www.researchgate.net/figure/Radiograph-of-the-pelvis-showing-an-osteolytic-ovoid-lesion-with-a-sclerotic-border-at_fig1_340842755
