@article{ruchi singhal2022technique,
  title={Newer Technique of Extra-Coronal Bleaching with Sodium Perborate
on Non-Pitted Fluorosis Stains in Permanent Anterior Teeth},
  author={ruchi singhal,ritu namdev,parul singhal,nisha rajput,saurabh narang},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={46},
  number={2},
  pages={112--118},
  doi = {10.17796/1053-4625-46.2.4},
  year={2022}
}