@misc{indiciae1f8c020efc3a,
  title = {Familial aggregation in physical activity.},
  author = {P S Freedson and S Evenson},
  year = {1991},
  doi = {10.1080/02701367.1991.10607538},
  url = {https://pubmed.ncbi.nlm.nih.gov/1780560/},
  note = {Source identifier: 1780560}
}