@article{17803,
  author = {Croal B. and Gibson P. and Cuthbertson B. and El-Shafei H. and Gibson G. and Jeffrey R. and Buchan K. and Hillis Graham},
  title = {Socioeconomic status and outcome from coronary artery bypass grafting},
  year = {2009},
  journal = {Heart},
  volume = {95},
  number = {10},
  pages = {793-8.  },
  language = {eng},
}