TY  - RPRT
TI  - Linear accelerator photon beam quality at off-axis points.
AU  - M K Yu
AU  - R S Sloboda
AU  - B Murray
PY  - 1997
DO  - 10.1118/1.598069
UR  - https://pubmed.ncbi.nlm.nih.gov/9048363/
ID  - 9048363
ER  -