@misc{indiciae5e3671976688,
  title = {Constrained four parameter logistic model.},
  author = {S Altan and A Manola and M Davidian and D Raghavarao},
  year = {2002},
  url = {https://pubmed.ncbi.nlm.nih.gov/12079194/},
  note = {Source identifier: 12079194}
}