00677naa#a2200205#i#450# EN\\bibl\21957 20240426210018.5 2077-7566 20170525b2017####ek#y0engy0150####ca RU STRUCTURAL CHANGES IN HARD TISSUES OF TEETH ARISING DURING BLEACH Journal article Ekaterinburg TIRAZH Publishing House 2017 3 с. Journal article local Клиническая медицина. 76.29 grnti Nikol'skiy Viktor Olegovich Uspenskaya O. A. Aleksandrov Aleksey Alekseevich Ganicheva Olesya Vladimirovna dental-press.ru