1. Extraskeletal neoplasm resembling Ewing's sarcoma;Angervall, L.; Enzinger, F.M.;Cancer,1975
2. A review of the classification of bone tumours;Ewing, J.;Surgery, Gynaecology, and Obstetrics,1939
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4. Ultrastructure of Ewing's sarcoma of bone;Friedman, B.; Gold, H.;Cancer,1968
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