00581naa#a2200181#i#450# EN\INFRA-M\bibl\5332 20251218011524.4 2075-4094 20150417b2015####ek#y0engy0150####ca RUS RU Experience use of a non-invasive marker activity of inflammation in the colon in patients with colon polyps and ulcerative colitis Journal article Moscow INFRA-M Academic Publishing LLC. 2015 0 с. Journal article local Matyukhin A. Nikitin A. zh-szf.ru