@article{shaffer2013-23232293,
  author  = {Shaffer, J. L. and Petrella, JR. and Sheldon, F. C. and Choudhury, K. R. and Calhoun, V. D. and Coleman, R. E. and Doraiswamy, P. M. and {Alzheimer’s Disease Neuroimaging Initiative}},
  title   = {{Predicting cognitive decline in subjects at risk for Alzheimer disease by using combined cerebrospinal fluid, MR imaging, and PET biomarkers}},
  journal = {Radiology},
  year    = {2013},
  doi     = {10.1148/radiol.12120010},
  pmid    = {23232293},
  url     = {https://doi.org/10.1148/radiol.12120010}
}