title: Retroperitoneal sarcomas--an SOS to colleagues in Europe.
authors.forename: Peter W T
authors.initials: PW
authors.lastname: Pisters
mesh_terms: D006801:Humans; D020360:Neoadjuvant Therapy / Q000009:adverse effects*; D009364:Neoplasm Recurrence, Local / Q000517:prevention & control; D011879:Radiotherapy Dosage; D018714:Radiotherapy, Adjuvant / Q000009:adverse effects; D016032:Randomized Controlled Trials as Topic; D012186:Retroperitoneal Neoplasms / Q000532:radiotherapy* / Q000601:surgery; D012509:Sarcoma / Q000532:radiotherapy* / Q000601:surgery; D016896:Treatment Outcome