@misc{indiciaec9572525d74d,
  title = {A simple method for cholinesterase determination using an expanded scale pH meter.},
  author = {M K Lee and W F Serat},
  year = {1977},
  doi = {10.1007/bf01686087},
  url = {https://pubmed.ncbi.nlm.nih.gov/15690/},
  note = {Source identifier: 15690}
}