Features of internal human irradiation and problems of its dosimetry. I. Characterization of incorporated radionuclides and their dosimetry

The literature data on the features of internal human exposure are presented. The following are analyzed: biokinetic models recommended by the ICRP; ecological-dosimetric model created in Ukraine and some methods of internal exposure dosimetry. Part I of the review contains data on aspects of physical dosimetry. Part II will describe and discuss the problems and methods of biological dosimetry.