@article{mladen širanović2007complications,
  title={Early complications of percutaneous tracheostomy using the Griggs method},
  author={mladen širanović,saša gopčević,mijo kelečić,nataša kovač,valentina krikšić,bojan rode,marinko vučić},
  journal={Signa Vitae},
  volume={2},
  number={2},
  pages={18--20},
  doi = {10.22514/SV22.102007.4},
  year={2007}
}