@misc{indiciae5eaef24aea63,
  title = {Letter: C3 standards?},
  author = {A O Vladutiu},
  year = {1975},
  doi = {10.1016/s0140-6736(75)92042-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/48153/},
  note = {Source identifier: 48153}
}