@article{BumannNiedererSantarossaetal.2020,
  author    = {Anke Bumann and Daniel Niederer and Constanze Santarossa and Winfried Banzer and Lutz Vogt},
  title     = {How is the self-perceived work ability affected by the duration of unemployment, heart rate variability and the amount of physical activity in older long-term unemployed persons?},
  journal   = {International journal of environmental research and public health},
  volume    = {17},
  number    = {2039},
  doi       = {10.3390/ijerph17062039},
  year      = {2020},
}