@article{christakis2006-16481639,
  author  = {Christakis, N. A. and Allison, P. D.},
  title   = {{Mortality after the hospitalization of a spouse}},
  journal = {The New England journal of medicine},
  year    = {2006},
  doi     = {10.1056/nejmsa050196},
  pmid    = {16481639},
  url     = {https://doi.org/10.1056/nejmsa050196}
}