Treatment of malignant retroperitoneal sarcomas with use of the second-look approach.
D006801:Humans; D009369:Neoplasms; D012186:Retroperitoneal Neoplasms; D012187:Retroperitoneal Space; D012509:Sarcoma / Q000601:surgery*
RETROPERITONEAL SPACE/neoplasms; SARCOMA/surgery