@misc{indiciaeb92fbe97b124,
  title = {Intervention research approaches.},
  author = {M A Smyer and M Gatz},
  year = {1986},
  doi = {10.1177/0164027586008004006},
  url = {https://pubmed.ncbi.nlm.nih.gov/3563097/},
  note = {Source identifier: 3563097}
}