RT Journal Article SR Electronic T1 Trans-catheter aortic valve implantation in the United Kingdom: NICE guidance JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 674 OP 675 DO 10.1136/hrt.2008.153817 VO 95 IS 8 A1 Martyn Thomas YR 2009 UL http://heart.bmj.com/content/95/8/674.abstract AB