Bristol Myers Squibb Co. (BMY) announced Monday that the European Medicines Agency (EMA) has validated its Type II variation application for Opdivo (nivolumab) plus Yervoy (ipilimumab) for the first-line treatment of adult patients with microsatellite instability-high (MSI-H) or mismatch repair deficient (dMMR) metastatic colorectal cancer (mCRC).