[OB13] Mapping between Japanese drug codes and RxNorm concepts and utilization of international knowledge base on drug-drug interactions

*Yukinobu Kawakami^1,2, Takuya Matsuda¹, Noriaki Hidaka², Mamoru Tanaka², Eizen Kimura¹ (1. Ehime University Graduate School of Medicine Department of Medical Informatics, 2. Ehime University Hospital Division of Pharmacy)