TY  - RPRT
TI  - Attenuation estimation on phantoms--a stability test.
AU  - P He
AU  - J F Greenleaf
PY  - 1986
DO  - 10.1177/016173468600800101
UR  - https://pubmed.ncbi.nlm.nih.gov/3521042/
ID  - 3521042
ER  -