@misc{indiciae4b4d89bb7919,
  title = {Enzyme-multiplied immunoassay.},
  author = {R S Galen and D W Forman and J E O'Brien and P A Brown},
  year = {1976},
  doi = {10.1016/s0140-6736(76)91237-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/61523/},
  note = {Source identifier: 61523}
}