@misc{indiciae45d9c80664db,
  title = {Multilevel mediation modeling in group-based intervention studies.},
  author = {J L Krull and D P MacKinnon},
  year = {1999},
  doi = {10.1177/0193841x9902300404},
  url = {https://pubmed.ncbi.nlm.nih.gov/10558394/},
  note = {Source identifier: 10558394}
}