@article{karssemeijer2017-28912076,
  author  = {Karssemeijer, E. G. A. and Aaronson, J. A. and Bossers, W. J. and Smits, T. and Olde Rikkert, M. G. M. and Kessels, R. P. C.},
  title   = {{Positive effects of combined cognitive and physical exercise training on cognitive function in older adults with mild cognitive impairment or dementia: A meta-analysis}},
  journal = {Ageing research reviews},
  year    = {2017},
  doi     = {10.1016/j.arr.2017.09.003},
  pmid    = {28912076},
  url     = {https://doi.org/10.1016/j.arr.2017.09.003}
}