HEMOMICROCIRCULATION OF THE ORAL MUCOSA AS AN EFFICIENCY INDICATOR OF LOCAL TREATMENT AND PREVENTING COMPLICATIONS FROM RADIATION AND CHEMOTHERAPY FOR HEAD AND NECK MALIGNANCIES Article Avanesov A., Gvozdikova E., Hoang N.G., Darawsheh H., Kandakova E., Alymov Y., Ignatova A., Abusinova Z., Muravyeva A. Archiv Euromedica. European Scientific Society. Vol. 10. 2020. P. 146-150