Mitsunobu Otsuru, Takumi Hasegawa, Nobuhiro Yamakawa, Masaya Okura, Shin-Ichi Yamada, Eiji Hirai, Toru Inomata, Hirokazu Saito, Kei-Ichiro Miura, Kouhei Furukawa, et al. ASO Visual Abstract: A Multicenter Study on the Distance of Closed Margin in Stage 1-2 Squamous Cell Carcinoma of the Tongue. Annals of surgical oncology. 2022