@article{hahn2014-23954041,
  author  = {Hahn, E. A. and Wang, H. X. and Andel, R. and Fratiglioni, L.},
  title   = {{A change in sleep pattern may predict Alzheimer disease}},
  journal = {The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry},
  year    = {2014},
  doi     = {10.1016/j.jagp.2013.04.015},
  pmid    = {23954041},
  url     = {https://doi.org/10.1016/j.jagp.2013.04.015}
}