@incollection{HoelscherLiuGruchmann2006,
  author    = {U. H{\"o}lscher and L. Liu and T. Gruchmann},
  title     = {Usability of Medical Devices},
  booktitle = {International Encyclopedia of Ergonomics and Human Factors},
  isbn      = {0-41530430-X},
  year      = {2006},
}