@misc{indiciae0cbc5fecf1eb,
  title = {Preliminary observations on phenethyldiguanide.},
  author = {R S WALKER},
  year = {1959},
  doi = {10.1136/bmj.2.5149.405},
  url = {https://pubmed.ncbi.nlm.nih.gov/13842539/},
  note = {Source identifier: 13842539}
}