@misc{indiciae770182a2f858,
  title = {Is long distance lithotripsy effective?},
  author = {A W Ritchie and G J Neerhut and D A Tolley},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2342014/},
  note = {Source identifier: 2342014}
}