@misc{zhang2013method,
  title={Method for analysing a photograph of the retina or a bank of photographs of the retina},
  author={ZHANG, X. and Decenciere, E. and THIBAULT, G.},
  url={https://www.google.com/patents/WO2013160619A1?cl=en},
  year={2013},
  month=oct # "~31",
  publisher={Google Patents},
  note={WO Patent App. PCT/FR2013/050,918, WO2013160619 A1}
}