[Standard gel applications using commercially produced trays for children].

@article{Heeres1984StandardGA,
  title={[Standard gel applications using commercially produced trays for children].},
  author={G J Heeres and David Purdell-Lewis},
  journal={Nederlands tijdschrift voor tandheelkunde},
  year={1984},
  volume={91 4},
  pages={158-63}
}