Single-arm phase 2 study | Neoadjuvant Nivolumab plus Ipilimumab and Adjuvant Nivolumab in localized deficient mismatch repair/microsatellite instability-high gastric or esophagogastric junction adenocarcinoma. 1 Sep, 2022 | 11:47h | UTC Neoadjuvant Nivolumab Plus Ipilimumab and Adjuvant Nivolumab in Localized Deficient Mismatch Repair/Microsatellite Instability-High Gastric or Esophagogastric Junction Adenocarcinoma: The GERCOR NEONIPIGA Phase II Study – Journal of Clinical Oncology