TY - GEN AU - JONES,D E TI - Gamma-ray protection on the theratron cobalt unit SN - 0007-1285 PY - 2000///0701 KW - Cobalt KW - Cobalt Radioisotopes KW - Gamma Rays KW - Humans KW - Radioactivity N1 - Publication Type: Journal Article UR - https://doi.org/10.1259/0007-1285-30-358-550 ER -