1. Division of Cancer Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, USA
2. Department of Medical Oncology, Hôpital Saint-Antoine, AP-HP, Sorbonne Université, F-7512 Paris, France
3. Department of Pathology, Hôpital Saint-Antoine, AP-HP, Sorbonne Université, F-7512 Paris, France
4. Division of Pathology, The University of Texas MD Anderson Cancer Center, Houston, TX, USA
5. Department of Digestive Surgery, Hôpital Saint-Antoine, AP-HP, Sorbonne Université, F-7512 Paris, France
6. Department of Gastrointestinal Medical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, USA
7. Department of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, USA