手术方法：9例行保肢术，6例行截肢手术。所有切除标本均以多切片作肿瘤细胞坏死率评估。
Limb salvage surgery was performed in 9 patients and amputation in 6. After surgery, serial sections of the excised tumor specimens were made to determine the tumor necrosis rate.
手术方法：9例行保肢术，6例行截肢手术。所有切除标本均以多切片作肿瘤细胞坏死率评估。
Limb salvage surgery was performed in 9 patients and amputation in 6. After surgery, serial sections of the excised tumor specimens were made to determine the tumor necrosis rate.
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