@article{omar om2012sativa,
  title={Nigella Sativa Oil as a Pulp Medicament for Pulpotomized
Teeth: A Histopathological Evaluation},
  author={omar om,khattab nm,khater ds},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={36},
  number={4},
  pages={335--341},
  doi = {10.17796/jcpd.36.4.n6674435856q86w8},
  year={2012}
}