title: SHIELDING FOR RADIOISOTOPE BREMSSTRAHLUNG SOURCES SR90 PLUS Y90.
mesh_terms: D011482:Protective Devices; D011835:Radiation Protection; D011868:Radioisotopes; D011871:Radiology; D012106:Research; D013325:Strontium Isotopes; D015020:Yttrium Isotopes
chemical_list: D011868:Radioisotopes; D013325:Strontium Isotopes; D015020:Yttrium Isotopes
keywords: EXPERIMENTAL LAB STUDY; RADIATION PROTECTION; RADIOLOGY; STRONTIUM ISOTOPES; YTTRIUM ISOTOPES