@article{BrandtLauerFehrenzetal.2021,
  author    = {Silvia Brandt and Hans-Christoph Lauer and Michael Fehrenz and Jan-Frederik G{\"u}th and Georgios Romanos and Anna Winter},
  title     = {Ball versus Locator\(^®\) attachments: a retrospective study on prosthetic maintenance and effect on oral-health-related quality of life},
  journal   = {Materials},
  volume    = {14},
  number    = {4},
  doi       = {10.3390/ma14041051},
  year      = {2021},
}