@phdthesis{Voelker2007,
  author      = {Nina V{\"o}lker},
  title       = {Vakuumstanzbiopsie nonpalpabler mammographischer Befunde mit manueller F{\"u}hrung},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t W{\"u}rzburg},
  year        = {2007},
}