TY JOUR TI METABOLIC DISORDERS IN THE SOFT PERIODONTAL TISSUES OF RATS EXPOSED TO HIGH DOSES OF SODIUM SELENITE, AND THEIR CORRECTION KW selenium KW sodium selenite KW selenium intoxication oral tissues KW antioxidant system JO Actual problems in dentistry AU Simakhov, R.V. AU Konvay, V.D. AU Sulimov, A.F. PY 2014 IS 10 PB TIRAZH Publishing House