TY JOUR TI ECOLOGICAL AND MEDICAL ASSESSMENT OF THE POPULATION SICKNESS RATE IN THE KRASNOYARSK CITY AND THE SURROUNDING AGRICULTURAL DISTRICTS KW ecological conditions in cities and districts KW natural environment KW air pollution KW carcinogenic substances KW sickness rate KW groups of diseases JO Bulletin of KSAU AU Demidenko, G.A. PY 2015 IS PB Krasnoyarsk State Agrarian University