Exploratory study for the application of photodynamic diagnosis to biliary pancreatic surgery. (2019) - Noji, Takehiro; Narasaki, Hajime; Kushibiki, Toshihiro; Tanaka, Kimitaka; Nakanishi, Yoshitsugu; Asano, Toshimichi; Nakamura, Toru; Tsuchikawa, Takahiro; Okamura, Keisuke; Hirano, Satoshi