TY  - RPRT
TI  - Collimating system for electron beams.
AU  - B Lindskoug
AU  - A Dahler
PY  - 1971
DO  - 10.3109/02841867109130791
UR  - https://pubmed.ncbi.nlm.nih.gov/5165360/
ID  - 5165360
ER  -