@article{17747,
  author = {Keay Lisa and Lindsley K. and Tielsch J. and Katz J. and Schein O.},
  title = {Preoperative medical testing for cataract surgery},
  year = {2009},
  journal = {Cochrane Database Systematic Review},
  number = {2},
  pages = {CD007293. },
  language = {eng},
}