Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yoshitsugu Misumi and Shin Ichihara and Kouichi Nonaka and Hiromi Onizuka and Yoji Nagashima,Gastric Signet-Ring Cell Carcinoma That Presented as an Elevated Lesion due to Fibromuscular Obliteration in the Lamina Propria,Case Reports in Gastrointestinal Medicine,2090-6528,Hindawi Limited,2021-11-24,2021,,1-4,https://cir.nii.ac.jp/crid/1360857593809626496,https://doi.org/10.1155/2021/2887256