{"groups":[{"description":"Patients receive ondansetron IV once 30-60 minutes before undergoing autologous peripheral blood stem cell transplantation.\n\nondansetron: Given IV\n\nsurvey administration: Correlative studies\n\nmanagement of therapy complications: Ondansetron IV","id":"FG000","title":"Ondansetron Therapy"}],"periods":[{"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"49"}],"type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"49"}],"type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"0"}],"type":"NOT COMPLETED"}],"title":"Overall Study"}]}