Casali, P.G., Abecassis, N., Bauer, S., Biagini, R., Bielack, S., Bonvalot, S., Boukovinas, I., Bovee, J.V.M.G., Brodowicz, T., Broto, J.M., Buonadonna, A., Alava, E., Tos, A.P., Muro, X.G., Dileo, P., Eriksson, M., Fedenko, A., Ferraresi, V., Ferrari, A., Ferrari, S., Frezza, A.M., Gasperoni, S., Gelderblom, H., Gil, T., Grignani, G., Gronchi, A., Haas, R.L., Hannu, A., Hassan, B., Hohenberger, P., Issels, R., Joensuu, H., Jones, R.L., Judson, I., Jutte, P., Kaal, S., Kasper, B., Kopeckova, K., Krakorova, D.A., Cesne, A., Lugowska, I., Merimsky, O., Montemurro, M., Pantaleo, M.A., Piana, R., Picci, P., Piperno-Neumann, S., Pousa, A.L., Reichardt, P., Robinson, M.H., Rutkowski, P., Safwat, A.A., Schoffski, P., Sleijfer, S., Stacchiotti, S., Hall, K.S., Unk, M., Coevorden, F., Graaf, W.D., Whelan, J., Wardelmann, E., Zaikova, O., Blay, J.Y., ESMO Guidelines Comm EURACAN, Casali, P.G., Abecassis, N., Bauer, S., Biagini, R., Bielack, S., Bonvalot, S., Boukovinas, I., Bovee, J.V.M.G., Brodowicz, T., Broto, J.M., Buonadonna, A., De Álava, E., Dei Tos, A.P., Del Muro, X.G., Dileo, P., Eriksson, M., Fedenko, A., Ferraresi, V., Ferrari, A., Ferrari, S., Frezza, A.M., Gasperoni, S., Gelderblom, H., Gil, T., Grignani, G., Gronchi, A., Haas, R.L., Hannu, A., Hassan, B., Hohenberger, P., Issels, R., Joensuu, H., Jones, R.L., Judson, I., Jutte, P., Kaal, S., Kasper, B., Kopeckova, K., Krákorová, D.A., Le Cesne, A., Lugowska, I., Merimsky, O., Montemurro, M., Pantaleo, M.A., Piana, R., Picci, P., Piperno-Neumann, S., Pousa, A.L., Reichardt, P., Robinson, M.H., Rutkowski, P., Safwat, A.A., Schöffski, P., Sleijfer, S., Stacchiotti, S., Sundby Hall, K., Unk, M., Van Coevorden, F., Van Der Graaf, W., Whelan, J., Wardelmann, E., Zaikova, O., Blay, J.Y., Man, Biomaterials and Microbes (MBM), Public Health Research (PHR), Basic and Translational Research and Imaging Methodology Development in Groningen (BRIDGE), Heikki Joensuu / Principal Investigator, Department of Oncology, Clinicum, HUS Comprehensive Cancer Center, [Casali, P. G.] Fdn IRCCS Ist Nazl Tumori, Milan, Italy, [Frezza, A. M.] Fdn IRCCS Ist Nazl Tumori, Milan, Italy, [Gronchi, A.] Fdn IRCCS Ist Nazl Tumori, Milan, Italy, [Casali, P. G.] Univ Milan, Milan, Italy, [Frezza, A. M.] Univ Milan, Milan, Italy, [Gronchi, A.] Univ Milan, Milan, Italy, [Abecassis, N.] EPE, Inst Portugues Oncol Lisboa Francisco Gentil, Lisbon, Portugal, [Bauer, S.] Univ Hosp Essen, Essen, Germany, [Biagini, R.] Regina Elena Inst Canc Res, IFO, Musculoskeletal Tissue Bank, Dept Oncol Orthoped, Rome, Italy, [Bielack, S.] Olga Hosp, Klinikum Stuttgart, Stuttgart, Germany, [Bonvalot, S.] Inst Curie, Paris, France, [Piperno-Neumann, S.] Inst Curie, Paris, France, [Boukovinas, I.] NORDIX, Athens, Greece, [Bovee, J. V. M. G.] Leiden Univ, Med Ctr, Dept Pathol, Leiden, Netherlands, [Brodowicz, T.] Med Univ Wien, Vienna Gen Hosp AKH, Vienna, Austria, [Broto, J. M.] Hosp Univ Virgen Rocio, CIBERONC, Seville, Spain, [De Alava, E.] Hosp Univ Virgen Rocio, CIBERONC, Seville, Spain, [Buonadonna, A.] Ctr Riferimento Oncol Aviano, Aviano, Italy, [Dei Tos, A. P.] Osped Reg Treviso S Maria Ca Foncello, Treviso, Italy, [Del Muro, X. G.] HUB, ICO Hosp, Integrated Unit, Barcelona, Spain, [Dileo, P.] Univ Coll London Hosp, Sarcoma Unit, London, England, [Eriksson, M.] Skane Univ Hosp Lund, Lund, Sweden, [Fedenko, A.] NN Blokhin Russian Canc Res Ctr, Moscow, Russia, [Ferraresi, V.] Inst Sci Hosp Care, Regina Elena Natl Canc Inst, IRCCS, Rome, Italy, [Ferrari, A.] Fdn IRCCS Ist Nazl Tumori, Pediat Oncol Unit, Milan, Italy, [Ferrari, S.] Ist Ortoped Rizzoli, Bologna, Italy, [Picci, P.] Ist Ortoped Rizzoli, Bologna, Italy, [Gasperoni, S.] Univ Careggi Firenze, Azienda Osped, Florence, Italy, [Gelderblom, H.] Leiden Univ, Med Ctr, Dept Med Oncol, Leiden, Netherlands, [Gil, T.] Inst Jules Bordet, Brussels, Belgium, [Grignani, G.] IRCCS, FPO, Candiolo Canc Inst, Candiolo, Italy, [Haas, R. L.] Netherlands Canc Inst, Dept Radiotherapy, Amsterdam, Netherlands, [Haas, R. L.] Leiden Univ, Med Ctr, Dept Radiotherapy, Leiden, Netherlands, [Hannu, A.] Turku Univ Hosp, Turun Yliopistollinen Keskussairaala, Turlu, Finland, [Hassan, B.] Oxford Univ Hosp NHS Fdn Trust, Oxford, England, [Hohenberger, P.] Mannheim Univ, Med Ctr, Mannheim, Germany, [Kasper, B.] Mannheim Univ, Med Ctr, Mannheim, Germany, [Issels, R.] Ludwig Maximilians Univ Munchen, Univ Hosp, Dept Med 3, Munich, Germany, [Joensuu, H.] Univ Helsinki, Cent Hosp, HUCH, Helsinki, Finland, [Jones, R. L.] Royal Marsden Hosp, London, England, [Van der Graaf, W.] Royal Marsden Hosp, London, England, [Judson, I.] Inst Canc Res, London, England, [Jutte, P.] Univ Med Ctr Groningen, Groningen, Netherlands, [Kaal, S.] Radboud Univ Nijmegen, Med Ctr, Nijmegen, Netherlands, [Kopeckova, K.] Univ Hosp Motol, Prague, Czech Republic, [Krakorova, D. A.] Masaryk Mem Canc Inst, Brno, Czech Republic, [Le Cesne, A.] Gustave Roussy Canc Campus, Villejuif, France, [Lugowska, I.] Marie Sklodowska Curie Inst, Oncol Ctr, Warsaw, Poland, [Rutkowski, P.] Marie Sklodowska Curie Inst, Oncol Ctr, Warsaw, Poland, [Merimsky, O.] Tel Aviv Sourasky Med Ctr Ichilov, Tel Aviv, Israel, [Montemurro, M.] Univ Hosp Lausanne, Med Oncol, Lausanne, Switzerland, [Pantaleo, M. A.] Univ Bologna, Policlin S Orsola Malpighi, Azienda Osped, Bologna, Italy, [Piana, R.] Univ Cita Salute & Sci Torino, Azienda Osped, Turin, Italy, [Pousa, A. L.] Hosp Santa Creu & Sant Pau, Fundacio Gestio Sanitaria, Barcelona, Spain, [Reichardt, P.] Helios Klinikum Berlin Buch, Berlin, Germany, [Robinson, M. H.] Weston Pk Hosp NHS Trust, Dept Clin Oncol, YCRC, Sheffield, S Yorkshire, England, [Safwat, A. A.] Aarhus Univ Hosp, Aarhus, Denmark, [Schoffski, P.] Leuven Canc Inst, Leuven, Belgium, [Sleijfer, S.] Erasmus MC Canc Inst, Dept Med Oncol, Rotterdam, Netherlands, [Stacchiotti, S.] Ist Nazl Tumori, Fdn Ist Ricovero & Cura Carattere Sci, Milan, Italy, [Hall, K. Sundby] Norwegian Radium Hosp, Oslo Univ Hosp, Dept Oncol, Oslo, Norway, [Unk, M.] Inst Oncol Ljubljana, Ljubljana, Slovenia, [Van Coevorden, F.] Netherlands Canc Inst Antoni van Leeuwenhoek, Amsterdam, Netherlands, [Whelan, J.] Univ Coll Hosp, London, England, [Wardelmann, E.] Univ Klinikum Munster, Gerhard Domagk Inst Pathol, Munster, Germany, [Zaikova, O.] Norwegian Radium Hosp, Oslo Univ Hosp, Oslo, Norway, [Blay, J. Y.] Ctr Leon Bernard, Lyon, France, [Blay, J. Y.] UCBL1, Lyon, France, Amgen Dompe, AROG Bayer, Blueprint Medicines, Eli Lilly, Daiichi Sankyo Pharma, Epizyme, GlaxoSmithKline, Novartis, Pfizer, PharmaMar, Incyte, Lilly, Bayer, Janssen-Cilag, Eisai, Loxo Oncology, Nanobiotix, Bristol-Myers Squibb, Merck Sharp Dohme, Roche, Amgen, EuroSarc, CoBioRes, Exelixis, Plexxikon, Sixth Element Capital, Adaptaimmune, Amcure, AstraZeneca, Boehringer Ingelheim, Cristal Therapeutics, Daichii Sankyo Pharma, Genzyme, Ipsen, Medpace, Nektar, Philogen, Piqur Therapeutics, Swedish Orphan Biovitrium, Advenchen, Epizyme Inc., PharmarMar, Novartis Oncology, Milestone, Menarini, and Medical Oncology