TY  - RPRT
TI  - Comparative imaging techniques and models.
AU  - I A Simpson
AU  - D J Sahn
PY  - 1992
DO  - 10.1097/00001573-199212000-00015
UR  - https://pubmed.ncbi.nlm.nih.gov/10147840/
ID  - 10147840
ER  -