TY - GEN AU - ALEKSANDROV,S N AU - GALKOVSKAIA,K F AU - MATVEEV,O G AU - PETROV,V A TI - [The problem of biological effect of beta radiations in external irradiation] SN - 0025-8334 PY - 2000///0701 KW - Beta Particles KW - Humans KW - Radioactivity KW - Strontium KW - Strontium Radioisotopes N1 - Publication Type: Journal Article ER -