Live feed06:45:00·17mPRReleasevia QuantisnowKEYTRUDA® (pembrolizumab) as Monotherapy Significantly Improved Progression-Free Survival (PFS) in Certain Patients With Advanced or Recurrent Endometrial Cancer With Mismatch Repair Deficient (dMMR) Tumors Compared to ChemotherapyByQuantisnow·Wall Street's wire, on your screen.MRK· Merck & Company Inc.Health Care