TY  - RPRT
TI  - Countdown to discovery.
AU  - R L Eisenberg
AU  - P C Goodman
PY  - 1991
DO  - 10.2214/ajr.156.5.2017955
UR  - https://pubmed.ncbi.nlm.nih.gov/2017955/
ID  - 2017955
ER  -