REGO-SARC
Centre Oscar Lambret
Centre Oscar Lambret
Centre Leon Berard
Centre Hospitalier Universitaire de Besancon
Grupo Espanol de Investigacion en Sarcomas
H. Lee Moffitt Cancer Center and Research Institute
Erasme University Hospital
GERCOR - Multidisciplinary Oncology Cooperative Group
Spanish Cooperative Group for the Treatment of Digestive Tumours (TTD)
Spanish Cooperative Group for the Treatment of Digestive Tumours (TTD)