@misc{indiciae0c662a3d7601,
  title = {Frederick Herman Verhoeff, M. D.},
  author = {A H Keeney and V T Keeney},
  year = {1981},
  url = {https://pubmed.ncbi.nlm.nih.gov/11616974/},
  note = {Source identifier: 11616974}
}