Evaluating dental student performance with time-lapse photography.

@article{Robinson1972EvaluatingDS,
  title={Evaluating dental student performance with time-lapse photography.},
  author={Gail Erlick Robinson and E J McDevitt and A H Wuehrmann and G M Sinnett},
  journal={Journal of dental education},
  year={1972},
  volume={36 8},
  pages={17-9}
}