@misc{indiciaeb61da476bba0,
  title = {[Comparative study between ampicillin and hetacillin].},
  author = {C M Mazzei and F G Lasala and C R Gherardi and J Bellomo},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/5051454/},
  note = {Source identifier: 5051454}
}