TY  - RPRT
TI  - Selective caliceal catheterization for stone manipulation.
AU  - T P Ball
AU  - L M Bobroff
PY  - 1975
DO  - 10.1016/s0022-5347(17)66978-7
UR  - https://pubmed.ncbi.nlm.nih.gov/1159902/
ID  - 1159902
ER  -