@phdthesis{Rackwitz2007,
  author      = {Lars Rackwitz},
  title       = {In-vitro-Untersuchungen zur chondrogenen Differenzierung von humanen mesenchymalen Stammzellen in einem Kollagen I Hydrogel f{\"u}r den Gelenkknorpelersatz},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t W{\"u}rzburg},
  year        = {2007},
}