Accuracy of the ICD-9 code for identification of patients with Wegener's granulomatosis.

@article{Boyd2010AccuracyOT,
  title={Accuracy of the ICD-9 code for identification of patients with Wegener's granulomatosis.},
  author={Mary K. Boyd and Ulrich Specks and Javier Daniel Finkielman},
  journal={The Journal of rheumatology},
  year={2010},
  volume={37 2},
  pages={474}
}