@misc{indiciaee59233bc0e18,
  title = {Molecular differences between type A botulinum neurotoxin and its toxoid.},
  author = {B R Singh and B R DasGupta},
  year = {1989},
  doi = {10.1016/0041-0101(89)90202-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2728029/},
  note = {Source identifier: 2728029}
}