[What is your diagnosis? Piezogenic nodules].

@article{Bni2000WhatIY,
  title={[What is your diagnosis? Piezogenic nodules].},
  author={R. A. Huch B{\"o}ni},
  journal={Praxis},
  year={2000},
  volume={89 31-32},
  pages={1235-6}
}