Paravalvular leak of a mechanical mitral valve prosthesis associated with Burkholderia cepacia subacute endocarditis: a rare case successfully treated by multidisciplinary approach - Russo, Marco; Nardi, Paolo; Saitto, Guglielmo; Sordillo, Pasquale; Colella, Dionisio F.; Andreoni, Massimo; Pellegrino, Antonio; Ruvolo, Giovanni (Kardiochirurgia i Torakochirurgia Polska/Polish Journal of Thoracic and Cardiovascular Surgery, 2017)