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2. Case report: Primary mediastinal Ewing’s sarcoma presenting with chest tightness
   Manman Cui et al, 2023, Frontiers in Oncology CrossRef
3. Posterior mediastinal Ewing sarcoma with multiple metastases on FDG PET/CT: a rare entity
   Man Mohan Singh et al, 2023, Egyptian Journal of Radiology and Nuclear Medicine CrossRef