@article{lyall2016-27103599,
  author  = {Lyall, D. M. and Ward, J. and Ritchie, S. J. and Davies, G. and Cullen, B. and Celis, C. and Bailey, M. E. and Anderson, J. and others},
  title   = {{Alzheimer disease genetic risk factor APOE e4 and cognitive abilities in 111,739 UK Biobank participants}},
  journal = {Age and ageing},
  year    = {2016},
  doi     = {10.1093/ageing/afw068},
  pmid    = {27103599},
  url     = {https://doi.org/10.1093/ageing/afw068}
}