Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yamagishi Yota and Okada Yuji and Isikawa Masakazu and Mizuno Akira and Katano Kouichi,A Case of Anal Canal Adenocarcinoma associated with Perianal Pagetoid Spread Lacking Connection within the Epidermis,The Japanese Journal of Gastroenterological Surgery,0386-9768,The Japanese Society of Gastroenterological Surgery,2010,43,4,448-453,https://cir.nii.ac.jp/crid/1390282679896304000,https://doi.org/10.5833/jjgs.43.448