| Disease | ewing sarcoma |
| Comorbidity | C0279530|bone cancer |
| Sentences | 1 |
| PubMedID- 22223058 | Materials and methods: multivariable-adjusted survival was calculated using cox regression models among surgically treated pediatric (age <20) osteosarcoma and ewing's sarcoma patients with bone cancer of the limbs or joints reported to the national cancer institute's surveillance, epidemiology, and end results (seer) program during 1988-2007. |
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