TY JOUR TI Sanatorium Stage of Rehabilitation of Children with Chronic Pyelonephritis in Ecological Burdened History KW children KW ecology KW chronic pyelonephritis KW spa treatment KW mineral waters KW mud applications JO Journal of New Medical Technologies AU Demina, S.V. AU Shvedunova, L.. PY 2015 IS 22 PB INFRA-M Academic Publishing LLC.