00798naa#a2200193#i#450# EN\\bibl\4021 20241212025305.4 20200218b2020####ek#y0engy0150####ca RU LIQUID CRYSTAL STATUS OF MIXED SALIVA OF PATIENTS ON THE BACKGROUND OF POST-RADIATION XEROSTOMIA AND PERIODONTITIS Conference article/thesis Ekaterinburg TIRAZH Publishing House 2020 2 с. Conference article/thesis local Медицина. Охрана здоровья. 61 Elovicova Tat'yana Mihaylovna Karaseva V. V. Koshchev Anatoly Sergeevich Prihodkin Artem Sergeevich dental-press.ru