胃癌治療に対する大阪消化管がん化学療法研究会(OGSG)の取り組みの現状と展望

進行再発胃癌に対するTXL+CPT-11併用療法の多施設共同第Ⅰ/Ⅱ相試験

進行再発胃癌に対するWeekley投与によるTXL+CPT-11併用療法の第Ⅰ/Ⅱ相臨床試験（OGSG0104）

Muticenter Phase II Study of 2 Weeks Administration with TS-1 Followed by 1 Week Rest against Metastatic Gastric Cancer

Multi-center, phase II study for combination therapy with pacritaxel/doxifluridine to treat advanced/recurrent gastric cancer showing resistance to S-1（OGSG0302）

PhaseII study of protracted irinotecan infusion and a low-dose cisplatinfor metastatic gastric cancer

Multicenter phase II study of antimicrobial prophylaxis in low-risk patients undergoing distal gastrectomy for gastic cancer