@article{CasselMuellerCarlsohnetal.2012,
  author    = {Michael Cassel and Steffen M{\"u}ller and Anja Carlsohn and Heiner Baur and N. Jerusel and Frank Mayer},
  title     = {Intra- and interrater variability of sonographic investigations of patella and achilles tendons},
  journal   = {Sportverletzung, Sportschaden : Grundlagen, Pr{\"a}vention, Rehabilitation},
  volume    = {26},
  number    = {1},
  pages     = {21 -- 26},
  doi       = {10.1055/s-0031-1281839},
  year      = {2012},
}