@misc{indiciae6785f2040d1b,
  title = {Polypeptide hormones.},
  author = {O K Behrens and E L Grinnan},
  year = {1969},
  doi = {10.1146/annurev.bi.38.070169.000503},
  url = {https://pubmed.ncbi.nlm.nih.gov/4308607/},
  note = {Source identifier: 4308607}
}