TY  - RPRT
TI  - The layered pyelogram in hydronephrosis.
AU  - B Umerah
PY  - 1975
DO  - 10.1259/0007-1285-48-576-982
UR  - https://pubmed.ncbi.nlm.nih.gov/1218360/
ID  - 1218360
ER  -