@misc{indiciae40eee0041aff,
  title = {[Note on tryptophan oxygenase].},
  author = {O Warburg and A W Geissler and S Lorenz},
  year = {1967},
  doi = {10.1515/bchm2.1967.348.1.899},
  url = {https://pubmed.ncbi.nlm.nih.gov/5592098/},
  note = {Source identifier: 5592098}
}