ecrin-mdr-crcClinical2023Microsatellite Stable Advanced Metastatic Colorectal CancerMicrosatellite Stable Advanced Metastatic Colorectal CancerInterventionalhttps://newmdr.ecrin.org/Study/105704China8ECRIN MDRRecruitingfalseClinical Study of EBRT Combined with Sintilimab+Furoquentinib in the Treatment of Microsatellite Stable Advanced Metastatic Colorectal CancerInterventions: Test group :receiving EBRT plus Sintilimab+Furoquentinib triple therapy Primary outcome(s): Objective Response Rate Study Design: Single arm2023-08-15105704ChiCTR2300074637