@misc{indiciae12a90a748d40,
  title = {Pieces in the puzzle.},
  author = {U S von Euler},
  year = {1971},
  doi = {10.1146/annurev.pa.11.040171.000245},
  url = {https://pubmed.ncbi.nlm.nih.gov/4338300/},
  note = {Source identifier: 4338300}
}