@article{hung-huey tsai2007changes,
  title={Developmental Changes of Pharyngeal Airway Structures from Young to Adult Persons},
  author={hung-huey tsai},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={31},
  number={3},
  pages={219--221},
  doi = {10.17796/jcpd.31.3.023h753711p24273},
  year={2007}
}