@phdthesis{Heymer2008,
  author      = {Andrea Heymer},
  title       = {Chondrogenic differentiation of human mesenchymal stem cells and articular cartilage reconstruction},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t W{\"u}rzburg},
  year        = {2008},
}