@article{regina m. puppin rontani2002of,
  title={Influence of socioeconomic level and dentifrice brand on the oral hygiene habits and the fluoride dentifrice ingestion},
  author={regina m. puppin rontani,ariana belotto correa kassawara,celia regina m. delgado rodrigues},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={26},
  number={3},
  pages={319--326},
  doi = {10.17796/jcpd.26.3.ul4v10t21x07v718},
  year={2002}
}