ABSTRACT INTRODUCTION: It is well established that cervical lymph node metastasis is the most important prognostic factor in patients with oral squamous cell carcinoma of the upper aerodigestive tract. The definition of parameters and classifications that could separate patients in groups of low. intermediate and high-risk is being attempted for several years. OBJECTIVE: The objective... https://cosmeticssquadets.shop/product-category/blood-pressure-monitoring/