Cancer Research Institute of Zhongshan City;
Zhongshan;
Guangdong 528403;
P;
R;
China;
Department of Pathology;
Sun Yat-sen Medical College;
Sun Yat-sen University;
Guangzhou;
Guangdong 510080;
P. R. China;
Department of Microbiology;
Faculty of Medicine;
The University of Hong Kong;
Hong Kong SAR;
P. R. China;
Department of Clinical Oncology;
Faculty of Medicine;
The University of Hong Kong;
Hong Kong SAR;
P. R. China;