TY  - RPRT
TI  - An iterative algorithm for reconstructing incident beam distributions from transmission measurements using electronic portal imaging.
AU  - L Spies
AU  - M Partridge
AU  - B A Groh
AU  - T Bortfeld
PY  - 2001
DO  - 10.1088/0031-9155/46/8/402
UR  - https://pubmed.ncbi.nlm.nih.gov/11512625/
ID  - 11512625
ER  -