00607naa#a2200169#i#450# EN\\bibl\21961 20241002094312.3 2077-7566 20170325b2017####ek#y0engy0150####ca RU Modern views on the role of free radic al proc esses as a pathogenetic mechanism triggering perio dontal diseases (a review) Journal article Ekaterinburg TIRAZH Publishing House 2017 5 с. Journal article local Клиническая медицина. 76.29 grnti Galiullina El'vira Fanuzovna dental-press.ru