{"groups":[{"description":"prostate adenocarcinoma in pathologic evaluation","id":"FG000","title":"Prostate Cancer"},{"description":"benign prostatic diseases in pathologic evaluation","id":"FG001","title":"Control"}],"periods":[{"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"119"},{"groupId":"FG001","numSubjects":"361"}],"type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"119"},{"groupId":"FG001","numSubjects":"361"}],"type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"}],"type":"NOT COMPLETED"}],"title":"Overall Study"}]}