@article{PetsosArendtEickholzetal.2020,
  author    = {Hari Petsos and Susanne Arendt and Peter Eickholz and Katrin Nickles and Bettina Dannewitz},
  title     = {Comparison of two different periodontal risk assessment methods with regard to their agreement: Periodontal risk assessment versus periodontal risk calculator},
  journal   = {Journal of clinical periodontology},
  volume    = {47},
  number    = {8},
  pages     = {921 -- 932},
  doi       = {10.1111/jcpe.13327},
  year      = {2020},
}