Limb-sparing management with surgical resection, external-beam and intraoperative electron-beam radiation therapy boost for patients with primary soft tissue sarcoma of the extremity: A multicentric pooled analysis of long-term outcomes

1. Calvo, F.A.
2. Sole, C.V.
3. Polo, A.
4. Cambeiro, M.
5. Montero, A.
6. Alvarez, A.
7. Cuervo, M.
8. Julian, M.S.
9. Martinez-Monge, R.