@article{ThorSiegfried2023,
  author    = {Annelie Thor and Patrick Siegfried},
  title     = {Reasons and potential solution approaches for the shortage of nursing staff in German hospitals},
  journal   = {Expert Journal of Business and Management},
  volume    = {9},
  number    = {1},
  pages     = {11 -- 21},
  year      = {2023},
}