@misc{indiciae333d7db1f41e,
  title = {Isoxanthopterin.},
  author = {A ALBERT},
  year = {1953},
  doi = {10.1038/172118b0},
  url = {https://pubmed.ncbi.nlm.nih.gov/13072593/},
  note = {Source identifier: 13072593}
}