@misc{indiciae7741c6f59e6a,
  title = {[Experimental studies on penicillin choline ester].},
  author = {H MUCKTER and H SOUS and H KELLER},
  year = {1955},
  url = {https://pubmed.ncbi.nlm.nih.gov/13293072/},
  note = {Source identifier: 13293072}
}