@article{robert p anthonappa2016content,
  title={Fluoride Content of Bottled Waters in Hong Kong and Qatar},
  author={hessa i al-mulla,robert p anthonappa,nigel m king},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={40},
  number={4},
  pages={290--296},
  doi = {10.17796/1053-4628-40.4.290},
  year={2016}
}