@misc{indiciae371dc0a254f1,
  title = {Professor Arvid Wallgren.},
  author = {H F HELMHOLTZ},
  year = {1954},
  doi = {10.1111/j.1651-2227.1954.tb15452.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13228010/},
  note = {Source identifier: 13228010}
}