@misc{indiciaef7416fff0be0,
  title = {Measuring effectiveness. What to expect without a randomized control group.},
  author = {R B D'Agostino and H Kwan},
  year = {1995},
  url = {https://pubmed.ncbi.nlm.nih.gov/7723466/},
  note = {Source identifier: 7723466}
}