TY JOUR TI ON-TREATMENT CHANGING OF MANDIBULE POSITION AND SIZE IN PATIENTS WITH MANDIBULAR MICROGNATHIA AND RETROGNATHISM KW distal malocclusion KW mandibular micrognathia and retrognathism KW orthodontic treatment JO Actual problems in dentistry AU Megrabyan, O.A. AU Ishmurzin, P.V. PY 2022 IS 17 PB TIRAZH Publishing House