00771naa#a2200193#i#450# EN\\bibl\4022 20240426175005.5 20200218b2020####ek#y0engy0150####ca RU CHANGE OF PARAMETERS OF MIXED SALIVA IN PATIENTS WITH CHRONIC GENERALIZED PERIODONTITIS AND COMPLEX ORAL AND MAXILLOFACIAL PATHOLOGY AT THE STAGE OF CARRYING OUT PROFESSIONAL HYGIENE OF THE ORAL CAVITY Conference article/thesis Ekaterinburg TIRAZH Publishing House 2020 3 с. Conference article/thesis local Медицина. Охрана здоровья. 61 Elovicova Tat'yana Mihaylovna Karaseva V. V. Lekomceva M. A. Ulybin M. R. dental-press.ru