@misc{indiciae14e243d0e3be,
  title = {A valve at the bladder outlet.},
  author = {D A O'Rourke},
  year = {1973},
  doi = {10.1111/j.1445-2197.1973.tb06804.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4521084/},
  note = {Source identifier: 4521084}
}