TY - GEN AU - ROSWIT,B AU - MALSKY,S J AU - REID,C AU - SPRECKELS,C TI - The use of photocells for determination of patient movement during roentgen therapy SN - 0033-8419 PY - 1998///1101 KW - Humans KW - Radiotherapy N1 - Publication Type: Journal Article UR - https://doi.org/10.1148/74.3.480 ER -