TY - GEN AU - Marbach,J R AU - Hudgins,P T TI - An empirical table of equivalent squares of rectangular fields for the Theratron 780 SN - 0007-1285 PY - 1977///0723 KW - Cobalt Radioisotopes KW - Radioisotope Teletherapy KW - standards N1 - Publication Type: Journal Article UR - https://doi.org/10.1259/0007-1285-50-593-360 ER -