Higher incidence of perivalvular abscess determines perioperative clinical outcome in patients undergoing surgery for prosthetic valve endocarditis oleh Carolyn Weber, Parwis B. Rahmanian, Melanie Nitsche, Asmae Gassa, Kaveh Eghbalzadeh, Stefanie Hamacher, Julia Merkle, Antje-Christin Deppe, Anton Sabashnikov, Elmar W. Kuhn, Oliver J. Liakopoulos, Thorsten Wahlers