[1]Department of Pathology 303 Hospital of the Chinese People's LiberationArmy Nanning 530021 China;
[2]Department of General Surgery 303 Hospital of the Chinese People's Liberation Army Nanning 530021 China;
[2]Department of General Surgery 303 Hospital of the Chinese People's Liberation Army Nanning 530021 China;
[1]Department of Pathology 303 Hospital of the Chinese People's LiberationArmy Nanning 530021 China;