TY  - RPRT
TI  - The internal urinary sphincter: a double-loop system.
AU  - J A Hutch
PY  - 1971
DO  - 10.1016/s0022-5347(17)61530-1
UR  - https://pubmed.ncbi.nlm.nih.gov/5549782/
ID  - 5549782
ER  -