{"denoms":[{"counts":[{"groupId":"OG000","value":"0"}],"units":"Participants"}],"description":"The tumors from patients registered on D9902 will be analyzed for genetic and gene expression profiles. The study will prospectively evaluate each tumor and confirm newly defined sarcoma diagnostic criteria based on cancer signatures in NRSTS.","groups":[{"description":"All patients","id":"OG000","title":"All Patients"}],"populationDescription":"None of the tumors were analyzed for genetic and gene expression profiles. The analysis will not be completed. The time frame \"At diagnosis\" is the time frame for the gene expression profiles.","reportingStatus":"POSTED","timeFrame":"At diagnosis","title":"Genetic and Gene Expression Profiles","type":"SECONDARY"}