Referanser

1. SSG (Scandinavian Sarcoma group) [Online]; tilgjengelig fra: URL: http://www.ssg-org.net/
2. EURAMOS (The European and American Osteoasarcoma Study group) [Online] [hentet 3 mai 2008]; tilgjengelig fra: URL: http://www.ctu.mrc.ac.uk/euramos/about_o_grading_and_staging.asp
3. Nonmetastatic Ewing family tumors: high-dose chemotherapy with stem cell rescue in poor responder patients. Results of the Italian Sarcoma Group/Scandinavian Sarcoma Group III protocol.
4. Ferrari S, Sundby Hall K, Luksch R, Tienghi A, Wiebe T, Fagioli F, Alvegard TA, Brach Del Prever A, Tamburini A, Alberghini M, Gandola L, Mercuri M, Capanna R, Mapelli S, Prete A, Carli M, Picci P, Barbieri E, Bacci G, Smeland S.
5. Ann Oncol. 2011 May;22(5):1221-7. Epub 2010 Nov 8