@article{ScheelHoeppnerGrotevendtetal.2017,
  author    = {Tabea Scheel and Dorothea Hoeppner and Anne Grotevendt and Winfried Barthlen},
  title     = {Clowns in Paediatric Surgery: Less Anxiety and More Oxytocin? A Pilot Study},
  journal   = {Klinische P{\"a}diatrie : clinical research and practice in pediatrics},
  volume    = {229},
  pages     = {274 -- 280},
  doi       = {10.1055/s-0043-106854},
  year      = {2017},
}