@misc{indiciae94611d05b1df,
  title = {[Retroperitoneal tumors].},
  author = {B Smiech-Brudnik and T Madejski},
  year = {1970},
  url = {https://pubmed.ncbi.nlm.nih.gov/5507160/},
  note = {Source identifier: 5507160}
}