Collaborations

• GPOH-STS study group (formerly CWS) is since 12/2024 officially part of the European pediatric Soft Tissue Sarcoma Study Group (EpSSG)
  www.epssgassociation.it/en/
• and the European Cooperative Study Group for Pediatric Rare Tumors EXPeRT
  www.raretumors-children.eu
• GPOH-STS study group collaborates with the Children`s Oncology Group
  www.childrensoncologygroup.org