@misc{indiciaef84d48b64993,
  title = {Assessing physical activity during recess using accelerometry.},
  author = {Nicola D Ridgers and Gareth Stratton and Stuart J Fairclough},
  year = {2004},
  doi = {10.1016/j.ypmed.2004.10.023},
  url = {https://pubmed.ncbi.nlm.nih.gov/15917000/},
  note = {Source identifier: 15917000}
}