[1] Sun Yat Sen Univ, Sun Yat Sen Mem Hosp, Dept Pathol, Guangzhou 510120, Guangdong, Peoples R China
[2] Sun Yat Sen Univ, Sun Yat Sen Mem Hosp, Dept Oral & Maxillofacial Surg, Guangzhou 510120, Guangdong, Peoples R China
[3] Sun Yat Sen Mem Hosp, Guangdong Prov Key Lab Malignant Tumor Epigenet &, Guangzhou 510120, Guangdong, Peoples R China
[4] Univ Fed Campina Grande, Dept Dent, BR-58708110 Patos de Minas, Brazil
[5] Harvard Med Sch, Massachusetts Gen Hosp, Dept Surg, Div Surg Oncol, Boston, MA 02114 USA