Mesenteric Myxofibrosarcoma: A Case Report oleh Kunihiro Ozaki, Fumihiko Fujita, Fumiki Koga, Shintaro Yokoyama, Ichitaro Shiratsuchi, Koichi Yoshiyama, Takuya Furuta, Yutaka Nishimura, Ryozo Hayashida, Yoshito Akagi