TY JOUR TI Analysis of the Dynamics of Mortality of Liquidators of the Consequences of the Accident at the Chernobyl NPP - Workers of the Atomic Industry of Russia KW Chernobyl Accident KW liquidators KW Mortality KW Kaplan-Meier estimator KW Gomperz distribution KW follow up period KW Branch Register JO Medical Radiology and radiation safety AU Shafransky, I.L. AU Tukov, A.R. AU Prokhorova, O.N. AU Kalinina, M.V. PY 2021 IS 66 PB Federal Medical Biological Agency of Russia