title: [Simulator of radon concentration for checking gamma radiometers].
mesh_terms: D002138:Calibration; D004867:Equipment Design; D005720:Gamma Rays; D011874:Radiometry / Q000295:instrumentation; D011886:Radon / Q000032:analysis*
chemical_list: D011886:Radon
vernacular_title: Imitator kontsentratsii radona dlia poverki gamma-radiometrov.