RecruitingPhase 3ProcedureStereotactic Ablative Radiotherapy (SABR) for the Treatment of Patients With Metastatic Cancer, ID-COMET TrialThis protocol is comprised of three unblinded, randomized, single-center studies to evaluate the impact of immediate versus three-month delayed comprehensive ablative treatment on survival in newly diagnosed metastatic patients with lung (Trial 1), colorectal (Trial 2), and prostate (Trial 3) cancers