A Phase I/II Trial of Radiotherapy Concurrent with TS-1 Plus Cisplatin in Patients with Clinically Resectable Type 4 or Large Type 3 Gastric Cancer: Osaka Gastrointestinal Cancer Chemotherapy Study Group（OGSG1205）
2013
A phase ll study of trastuzumab in combination with triweekly S-1 plus CDDP in HER2-positive advanced gastric cancer ; OGSG1101, HGCSG1102, T-CORE1101 Intergroup study (HERBIS-1 trial)
A phase ll study of trastuzumab in combination with triweekly S-1 plus CDDP in HER2-positive advanced gastric cancer ; OGSG1101, HGCSG1102, T-CORE1101 Intergroup study (HERBIS-1 trial)
A phase ll study of new combination regimen with trastuzumab, S-1 and CDDP in HER2- positive advanced gastric cancer; OGSG1101, HGCSG1102, T-CORE1101 Intergroup study (HERBIS-1 trial)
幽門側胃切除術における 予防抗菌薬投与に関する 第III相比較試験（OGSG0501）