@misc{indiciae5be9820014e1,
  title = {Renal echography.},
  author = {P Duffy and J Ryan and W Aldous},
  year = {1976},
  doi = {10.1111/j.1440-1673.1976.tb01993.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/786244/},
  note = {Source identifier: 786244}
}