TY  - RPRT
TI  - Classification systems for groin hernias.
AU  - Robert M Zollinger
PY  - 2003
DO  - 10.1016/s0039-6109(03)00126-9
UR  - https://pubmed.ncbi.nlm.nih.gov/14533903/
ID  - 14533903
ER  -