TY  - RPRT
TI  - Primary retroperitoneal tumors.
AU  - J W Braasch
AU  - A B Mon
PY  - 1967
DO  - 10.1016/s0039-6109(16)38243-3
UR  - https://pubmed.ncbi.nlm.nih.gov/6022980/
ID  - 6022980
ER  -