@article{null,
  title={Class IV preparations for fractured anterior teeth restored with composite resin restorations},
  author={hani eid,george e.white},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={27},
  number={3},
  pages={201--212},
  doi = {10.17796/jcpd.27.3.c3249414730lw154},
  year={2003}
}