@article{russ2012-22798662,
  author  = {Russ, T. C. and Batty, G. D. and Hearnshaw, G. F. and Fenton, C. and Starr, J. M.},
  title   = {{Geographical variation in dementia: systematic review with meta-analysis}},
  journal = {International journal of epidemiology},
  year    = {2012},
  doi     = {10.1093/ije/dys103},
  pmid    = {22798662},
  url     = {https://doi.org/10.1093/ije/dys103}
}