@misc{indiciae13cd57f76e44,
  title = {Randomization in substance abuse clinical trials.},
  author = {Sarra L Hedden and Robert F Woolson and Robert J Malcolm},
  year = {2006},
  doi = {10.1186/1747-597x-1-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/16722591/},
  note = {Source identifier: 16722591}
}