@phdthesis{Liedtke2007,
  author      = {Daniel Liedtke},
  title       = {Functional divergence of Midkine growth factors : Non-redundant roles during neural crest induction, brain patterning and somitogenesis},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t W{\"u}rzburg},
  year        = {2007},
}