@misc{indiciaec4b876f278f1,
  title = {[Vacuum extractor. Problems posed by its use].},
  author = {J López Cabal and R Tapia Nava and F Ramírez Alonso},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5406628/},
  note = {Source identifier: 5406628}
}