For citations:
Onishchenko A.D., Varaksin A.N., Zhukovsky M.V. Analysis of approaches to the formation of a control group in radon epidemiological case-control studies. Radiatsionnaya Gygiena = Radiation Hygiene. 2017;10(3):76-89. (In Russ.) https://doi.org/10.21514/1998-426X-2017-10-3-76-89