{"groups":[{"description":"The Treg cell infusion is given no sooner than 1 hour, but within 24 hours after the 2nd cord blood infusion","id":"FG000","title":"Treg Infusion"}],"periods":[{"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"3"}],"type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"3"}],"type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"0"}],"type":"NOT COMPLETED"}],"title":"Overall Study"}]}