@misc{indiciaea8e1dfeb150a,
  title = {Collaborative studies and controlled clinical trials.},
  author = {R J Hogg and T M Barratt and J C Chan and W J Winslade},
  year = {1986},
  doi = {10.1016/s0272-6386(86)80076-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/3515914/},
  note = {Source identifier: 3515914}
}