Transanal approach after preoperative imatinib treatment of a rectal gastrointestinal stromal tumors with external anal sphincter invasion: A case report

por Hisanaga, Makoto, Nosanaka, Takashi, Maruta, Hiroshi, Maruyama, Keizaburou, Fukuoka, Hidetoshi, Yamaguchi, Hiroyuki
Publicado 2021