@misc{indiciae7e9e8f7ab306,
  title = {[Certain data on cholelithiasis in Bulgaria].},
  author = {R TSOLOV and M MATEV and M PENEVA},
  year = {1957},
  url = {https://pubmed.ncbi.nlm.nih.gov/13506969/},
  note = {Source identifier: 13506969}
}