@article{ivančica škarić2008of,
  title={Variation of vascular ring as a cause of extubation failure},
  author={ivančica škarić,jasminka jakobović,maja karaman ilić,karmen kondža ć,irena babić},
  journal={Signa Vitae},
  volume={3},
  number={2},
  pages={29--31},
  doi = {10.22514/SV32.102008.4},
  year={2008}
}