Impact of previous sternotomy on outcome after left ventricular assist device implantation - Zhigalov, Konstantin; Szczechowicz, Marcin; Mashhour, Ahmed; Mkalaluh, Sabreen; Isaev, Maxim; Kadyraliev, Bakitbek; Easo, Jerry; Ennker, Jürgen; Eichstaedt, Harald Christian; Weymann, Alexander (The thoracic and cardiovascular surgeon, 2019)