@misc{indiciae41c1edbbbee8,
  title = {Neopterin: isolation from human urine.},
  author = {A Sakurai and M Goto},
  year = {1967},
  doi = {10.1093/oxfordjournals.jbchem.a128513},
  url = {https://pubmed.ncbi.nlm.nih.gov/6048965/},
  note = {Source identifier: 6048965}
}