TY JOUR TI MORBIDITY AND MORTALITY OF PATIENTS WITH MALIGNANT NEOPLASMS OF THE ORAL CAVITY KW cancer KW organs of the oral cavity KW morbidity KW mortality JO Bulletin physiology and pathology of respiration AU Gordienko, V.P. PY 2017 IS 1 PB Far Eastern Scientific Center of Physiology and Pathology of Respiration