@article{donald a. seligman1995degree,
  title={The Degree to Which Dental Attrition in Modern Society is a Function of Age and of Canine Contact},
  author={donald a. seligman,andrew g. pullinger},
  journal={Journal of Oral & Facial Pain and Headache},
  volume={9},
  number={3},
  pages={266--275},
  doi = {10.11607/jofph.09266},
  year={1995}
}