IO Biotech's cancer vaccines shows improvement in late-stage study goal
Aug 11 (Reuters) - IO Biotech IOBT.O said on Monday its experimental cancer vaccine in combination with Merck's MRK.N Keytruda showed improvement in a late-stage study goal, but was not statistically significant. (Reporting by Sneha S K in Bengaluru) ((Sneha.SK@thomsonreuters.com;))