@article{pa_2014, 
  title={Esophageal Stent Migration as a Cause of Severe Upper Airway Obstruction}, 
  volume={04}, 
  DOI={10.4172/2165-7548.1000197}, 
  number={04}, 
  publisher={OMICS Publishing Group}, 
  author={PA}, 
  year={2014}
  }