TY  - RPRT
TI  - A linear tomographic alignment test object.
AU  - G T Barnes
AU  - R F Moreland
PY  - 1981
DO  - 10.1148/radiology.141.1.7291536
UR  - https://pubmed.ncbi.nlm.nih.gov/7291536/
ID  - 7291536
ER  -