cancer (2) Surgery (2) Cancer (2) Surgery (2) Neck (2) Head (2) Cancer (2) tumeur (1) sécurité (1) région (1) laser (1) Diagnosis (1) Identification (1) Cases (1) Origin (1) Ci (Chinese poetry) (1) Tumors (1) Tonsillectomy (1) Tongue (1) Patients (1) Microsurgery (1) Metastasis (1) Meta-analysis (1) MEDLINE (1) Human beings (1) July (1) Identification (1) Hemorrhage (1) Diagnostic imaging (1) Diagnosis (1)