TY BOOK TI PRE-CANCER DISEASES OF THE MUCOUS MEMBRANE OF THE ORAL CAVITY, RED BORDER OF THE LIPS AND FACIAL SKIN KW classification of precancerous diseases of the oral mucosa KW red border of the lips and facial skin KW a brief description of clinical and morphological changes in the oral mucosa KW red border of the lips KW facial skin with different forms of precancer KW the concept of "oncological alertness" AU Kostina, I.N. AU Yepishova, A.A. AU Griroriev, S.S. AU Chernyshova, N.D. AU Sorokoumova, D.V. PY 2019 PB TIRAZH Publishing House