CALIBRE - Recruitment In 'For Investigators' TrainingRegulatoryTrial documentationRecruitmentMeetingsFor Investigators Back to 'calibre' CALIBRE Carvedilol versus variceal band ligation in primary prevention of variceal bleeding As of 1st September 2022: Total sites opened: 57 Total recruited: 266 Date first recruit randomised: 25th January 2019