@article{valencia r2018effectiveness,
  title={Deproteinization Effectiveness on Occlusal Enamel Surfaces and Resultant Acid Etching Patterns: An in vitro Study},
  author={valencia r,espinosa r,borovoy n,pérez s,ceja i,saadia m},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={42},
  number={6},
  pages={434--441},
  doi = {10.17796/1053-4625-42.6.5},
  year={2018}
}