@article{said motaouakkil2009versus,
  title={Tracheotomy versus prolonged intubation in medical intensive care unit patients},
  author={boubaker charra,abdelhamid hachimi,abdellatif benslama,said motaouakkil},
  journal={Signa Vitae},
  volume={4},
  number={1},
  pages={21--23},
  doi = {10.22514/SV41.042009.4},
  year={2009}
}