评估对于原发性皮肤黑色素瘤，不同切除范围的效果。

To assess the effects of different excision margins for primary cutaneous melanoma.

youdao

评估对于原发性皮肤黑色素瘤，不同切除范围的效果。

To assess the effects of different excision margins for primary cutaneous melanoma.

youdao