TY JOUR TI ISSUE OF DETAILING THE CLASSIFICATIONS OF CONGENITAL CLEFT UPPER LIP AND PALATE KW congenital clefts of the upper lip and palate KW frequency of asymmetric KW lesions of the maxillofacial region KW classification JO Actual problems in dentistry AU Rogozhina, Y.S. AU Blohina, S.I. AU Bimbas, E.S. PY 2020 IS 15 PB TIRAZH Publishing House