@article{SchefflerGniosdorzStaubetal.2014,
  author    = {Christiane Scheffler and Birgit Gniosdorz and Kaspar Staub and Frank Ruehli},
  title     = {Skeletal Robustness and Bone Strength as Measured by Anthropometry and Ultrasonography as a Function of Physical Activity in Young Adults},
  journal   = {American journal of human biology : the official journal of the Human Biology Council},
  volume    = {26},
  number    = {2},
  pages     = {215 -- 220},
  doi       = {10.1002/ajhb.22504},
  year      = {2014},
}