For citations:
Onischenko G.G., Popova A.Yu., Romanovich I.K., Vodovatov A.V., Bashketova N.S., Istorik O.A., Chipiga L.A., Shatsky I.G., Repin L.V., Biblin A.M. Modern principles of the radiation protection from sources of ionizing radiation in medicine. Part 1: Trends, structure of x-ray diagnostics and doses from medical exposure. Radiatsionnaya Gygiena = Radiation Hygiene. 2019;12(1):6-24. (In Russ.) https://doi.org/10.21514/1998-426X-2019-12-1-6-24