Minimally invasive mitral valve repair using external clamping— pearls and pitfalls

Karel M. Van Praet, Markus Kofler, Matteo Montagner, Roland Heck, Dirk Eggert-Doktor, Christof Stamm, Axel Unbehaun, Stephan Jacobs, Volkmar Falk, Jörg Kempfert