00606naa#a2200181#i#450# EN\INFRA-M\bibl\4701 20260114184555.3 2075-4094 20141105b2014####ek#y0engy0150####ca RUS RU Possibilities of led technologies usage for the treatment and preventive maintenance of chronic periodontitis on the dental reception Journal article Moscow INFRA-M Academic Publishing LLC. 2014 0 с. Journal article local Belenova Irina Aleksandrovna Kobzeva Galina zh-szf.ru