Gastrointestinal Stromal Tumors.

Hohenberger P Division of Surgical Oncology and Thoracic Surgery, Department of Surgery, Medical Faculty Mannheim of the University of Heidelberg, Mannheim, Germany.
Montemurro M Department of Medical Oncology, Lausanne University Hospital CHUV, Lausanne, Switzerland.
Raut CP Department of Surgery, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
Rutkowski P Department of Soft Tissue/Bone Sarcoma and Melanoma, Maria Sklodowska-Curie Institute - Oncology Center, Warsaw, Poland.