TY  - RPRT
TI  - Medullary rays. Visualization during excretory urography.
AU  - L R Bigongiari
AU  - S K Patel
AU  - H Appelman
AU  - J R Thornbury
PY  - 1975
DO  - 10.2214/ajr.125.4.795
UR  - https://pubmed.ncbi.nlm.nih.gov/1211509/
ID  - 1211509
ER  -