{"groups":[{"description":"Busulfan starting 0.8 mg/kg by vein (IV) every 6 hours for 12 doses; Fludarabine 30 mg/m\\^2 IV daily for 4 days.","id":"FG000","title":"Busulfan + Fludarabine"}],"periods":[{"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"80"}],"type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"80"}],"type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"0"}],"type":"NOT COMPLETED"}],"title":"Overall Study"}],"preAssignmentDetails":"Of the 82 participants enrolled, two (2) participants were excluded from the trial before starting treatment.","recruitmentDetails":"Recruitment period: November 2003 to August 2011. All recruitment was done at UT MD Anderson Cancer Center."}