A case of novel amyloidosis: glucagon-derived amyloid deposition associated with pancreatic neuroendocrine tumour. (2nd January 2021) - Ichimata, Shojiro; Katoh, Nagaaki; Abe, Ryuta; Yoshinaga, Tsuneaki; Kametani, Fuyuki; Yazaki, Masahide; Uehara, Takeshi; Sekijima, Yoshiki