TY  - RPRT
TI  - Early experience with percutaneous nephrolithotomy.
AU  - K Lehtoranta
AU  - O Lindell
AU  - S Rannikko
AU  - T Lehtonen
PY  - 1989
UR  - https://pubmed.ncbi.nlm.nih.gov/2624406/
ID  - 2624406
ER  -