@article{issei saitoh2009of,
  title={Overlap of the Primary Dentition in Children},
  author={issei saitoh,haruaki hayasaki,emi inada,tomoaki maruyama,yoshihiko takemoto,youichi yamasaki},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={33},
  number={3},
  pages={269--274},
  doi = {10.17796/jcpd.33.3.3436400715r4m214},
  year={2009}
}