NRG-BN013: PHASE III TRIAL OF SINGLE FRACTION STEREOTACTIC RADIOSURGERY (SRS) VERSUS FRACTIONATED SRS (FSRS) FOR INTACT BRAIN METASTASES NRG-BN013: PHASE III TRIAL OF SINGLE FRACTION STEREOTACTIC RADIOSURGERY (SRS) VERSUS FRACTIONATED SRS (FSRS) FOR INTACT BRAIN METASTASES NRG-BN013 is an unblinded, randomized phase III trial to determine if the time to local failure is significantlylonger with FSRS compared to SRS in patients with intact brain metastasis.NCT06500455Eva Galvan MD