@article{ogston_1895, 
  title={A STUDY ON THE TREATMENT OF NON-MALIGNANT STRICTURE OF THE PYLORUS.}, 
  volume={145}, 
  DOI={10.1016/s0140-6736(01)94197-2}, 
  number={3734}, 
  publisher={Elsevier BV}, 
  author={Ogston}, 
  year={1895}
  }