@misc{indiciaee558323fa2f2,
  title = {Study on enzyme electrode biosensor of choline.},
  author = {D Feng and S Sun and F Zhu and S Zhu and N Wang and S Ge},
  year = {1997},
  url = {https://pubmed.ncbi.nlm.nih.gov/9343711/},
  note = {Source identifier: 9343711}
}