@article{HirschmuellerFreyKonstantinidisetal.2012,
  author    = {Anja Hirschmueller and Victoria Frey and Lukas Konstantinidis and Heiner Baur and Hans-Hermann Dickhuth and Norbert P. Suedkamp and Peter Helwig},
  title     = {Prognostic value of achilles tendon doppler sonography in asymptomatic runners},
  journal   = {Medicine and science in sports and exercise : official journal of the American College of Sports Medicine},
  volume    = {44},
  number    = {2},
  pages     = {199 -- 205},
  doi       = {10.1249/MSS.0b013e31822b7318},
  year      = {2012},
}