@misc{indiciae395d045064eb,
  title = {[Mechanism of decrease of penicillin concentration in blood serum at its repeated use].},
  author = {Z V Nefedova},
  year = {1967},
  url = {https://pubmed.ncbi.nlm.nih.gov/4970558/},
  note = {Source identifier: 4970558}
}