title: An old memory.
authors: Hiroyuki
authors: H
authors: Funatsu
mesh_terms: D000368:Aged; D003106:Colon / Q000000981:diagnostic imaging*; D003110:Colonic Neoplasms / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D005260:Female; D005547:Foreign Bodies / Q000000981:diagnostic imaging*; D005548:Foreign-Body Migration / Q000000981:diagnostic imaging; D006801:Humans; D007434:Intrauterine Devices; D014057:Tomography, X-Ray Computed