Meta‑analysis of three randomized trials of capecitabine plus cisplatin (XP) versus S‑1 plus cisplatin (SP) as first‑line treatment for advanced gastric cancer

Phase I dose‑escalation study on irinotecan, cisplatin, and S‑1 combination in chemotherapy‑naïve patients with HER2‑negative advanced gastric cancer (HERBIS‑4B, OGSG 1106)

Effect of the number of cycles of docetaxel + S‑1 therapy on long‑term survival in adjuvant chemotherapy for stage III gastric cancer. A pooled analysis of the OGSG0604 and OGSG1002 trials