TY  - RPRT
TI  - Grade I hydronephrosis: pulsed Doppler US evaluation.
AU  - F H Scola
AU  - J J Cronan
AU  - B Schepps
PY  - 1989
DO  - 10.1148/radiology.171.2.2649926
UR  - https://pubmed.ncbi.nlm.nih.gov/2649926/
ID  - 2649926
ER  -