00559naa#a2200181#i#450# EN\INFRA-M\bibl\5076 20250113062442.1 1609-2163 20150211b2015####ek#y0engy0150####ca RUS RU Sanatorium Stage of Rehabilitation of Children with Chronic Pyelonephritis in Ecological Burdened History Journal article Moscow INFRA-M Academic Publishing LLC. 2015 4 с. Journal article local Demina S. V. Shvedunova L. naukaru.ru