Hypofractionated, 3-week, Preoperative Proton or X-ray Radiotherapy for Patients With Localized Soft Tissue Sarcoma — StellaPhase 2 — Testing in a larger group (up to a few hundred people) to further evaluate safety and begin to assess effectiveness.
Trial locations(4 sites)
Norway
Haukeland University Hospital, Bergen Oslo University Hospital, Oslo University Hospital of North Norway, Tromsø St. Olavs University Hospital, Trondheim Age range
18 Years and older
Last updated January 2026