Bekkers, J.A.

patient aortic valve allograft operation autograft replacement reoperation surgery study survival mortality aortic valve replacement follow-up dissection procedure aorta result resource heart group hospital ross operation aneurysm table number failure technique endocarditi artery disease thorac valve deterioration planning aortic dissection emergency adult implantation factor aortic valve freedom thoracic model re-operation chapter capacity patient age aortic root category emergency patients outcome figure prosthesi takkenberg death deterioration aortic valve disease aortic root replacement risk factors range schedule dilatation discussion bogers aj van herwerden regurgitation bekker root replacement level valve-related boger root replacement technique preoperative syndrome analysis takkenberg jj target utilization length substitute