@misc{9839,
  author = {S. Rietbrock and E. Heeley and J. Plumb and T. Van Staa},
  title = {Chronic atrial fibrillation: Incidence, prevalence, and prediction of stroke using the Congestive heart failure, Hypertension, Age >75, Diabetes mellitus, and prior Stroke or transient ischemic attack (CHADS2) risk stratification scheme},
  year = {2008},
  journal = {Am Heart J},
  volume = {156},
  number = {1},
  pages = {57-64},
  issn = {0002-8703},
  doi = {10.1016/j.ahj.2008.03.010},
}