@misc{indiciae1db2c3452cc4,
  title = {[Penicillin, a specific growth factor for staphylococci].},
  author = {K I MARKOV and G K SAEV},
  year = {1957},
  url = {https://pubmed.ncbi.nlm.nih.gov/13434377/},
  note = {Source identifier: 13434377}
}