$EXEL 9ER nivo/Cabo PFS hazard ratio [HR]=0.51, vs KN 426  [HR]=0.71. Definitely Cabo/Nivo new standard of care 1st RCC. $MRK @Merck @Amgen @abbvie @pfizer @novapharma @NovartisScience https://t.co/9XSxA9OaEl