TY  - RPRT
TI  - Depth-dose data for rectangular fields.
AU  - N ASPIN
AU  - H E JOHNS
AU  - R J HORSLEY
PY  - 1961
DO  - 10.1148/76.1.76
UR  - https://pubmed.ncbi.nlm.nih.gov/13684833/
ID  - 13684833
ER  -