@article{beekly2004-15592144,
  author  = {Beekly, D. L. and Ramos, E. M. and van Belle, G. and Deitrich, W. and Clark, A. D. and Jacka, M. E. and Kukull, W. A. and Centers, NIA-Alzheimer's Disease},
  title   = {{The National Alzheimer's Coordinating Center (NACC) Database: an Alzheimer disease database}},
  journal = {Alzheimer disease and associated disorders},
  year    = {2004},
  pmid    = {15592144}
}