Nursing College of Guangxi Medical University;
Nanning 530021;
China;
Department of Pathology;
YoujianNationality Medical College;
Baise 533000;
China;
Department of Pathology;
The First People Hospital of Zhaoqing;
Zhaoqing 526000;
China;
Department of Pathology;
Guangxi Medical University;
Nanning 530021;
China;