@article{kessing2004-15548477,
  author  = {Kessing, L. V. and Andersen, P. K.},
  title   = {{Does the risk of developing dementia increase with the number of episodes in patients with depressive disorder and in patients with bipolar disorder?}},
  journal = {Journal of neurology, neurosurgery, and psychiatry},
  year    = {2004},
  doi     = {10.1136/jnnp.2003.031773},
  pmid    = {15548477},
  url     = {https://doi.org/10.1136/jnnp.2003.031773}
}