EP-1376: IOERT combined with EBRT in R1-resected soft tissue sarcomas of the extremities: a pooled analysis. (May 2017) - Roeder, F.; De Paoli, A.; Alldinger, I.; Bertola, G.; Boz, G.; Garcia-Sabrido, J.; Uhl, M.; Alvarez, A.; Lehner, B.; Calvo, F.; Krempien, R.