@article{marengoni2009-19207138,
  author  = {Marengoni, A. and Rizzuto, D. and Wang, H. X. and Winblad, B. and Fratiglioni, L.},
  title   = {{Patterns of chronic multimorbidity in the elderly population}},
  journal = {Journal of the American Geriatrics Society},
  year    = {2009},
  doi     = {10.1111/j.1532-5415.2008.02109.x},
  pmid    = {19207138},
  url     = {https://doi.org/10.1111/j.1532-5415.2008.02109.x}
}