Evaluation of response rate and side effects of pre-operative and/or pre-radiotherapy neo-adjuvant TC chemotherapy regimen for treatment of tongue cancer at stages III and IV (M0). Determination of expression rates of p53, EGFR and Her2 markers and some factors related to overall survival of patient with stages III and IV tongue cancer. | Summary of PhD thesis in Medicine Research of neo-adjuvant TC chemotherapy regimen result and expression rates of some markers related to tongue cancer at stages III and IV M0