@phdthesis{Wilke2009,
author = {Wilke, Kai},
year = {2009},
title = {Prospektiver, klinisch-experimenteller Vergleich verschiedener minimal-
invasiver Extrakorporalsysteme in der Herzchirurgie},
type = {Dissertation},
url = "http://dx.doi.org/10.17169/refubium-13706",
}