@misc{indiciae6724226fcab2,
  title = {Methadone radioimmunoassay: two simple methods.},
  author = {K Robinson and R N Smith},
  year = {1983},
  doi = {10.1111/j.2042-7158.1983.tb04334.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6138405/},
  note = {Source identifier: 6138405}
}