00475naa#a2200169#i#450# EN\\bibl\21742 20240427194339.6 2077-7566 20151025b2015####ek#y0engy0150####ca RU Features of trauma of the oral mucosa in children Journal article Ekaterinburg TIRAZH Publishing House 2015 4 с. Journal article local Pyryev A. Zakirov T. V. dental-press.ru