@misc{indiciaea5cacab8a3af,
  title = {Research study designs: experimental and quasi-experimental.},
  author = {Cheryl Bagley Thompson and Edward A Panacek},
  doi = {10.1016/j.amj.2006.09.001},
  url = {https://pubmed.ncbi.nlm.nih.gov/17071413/},
  note = {Source identifier: 17071413}
}