RT Journal Article SR Electronic T1 Prophylaxis against infective endocarditis: summary of NICE guidance JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 930 OP 931 DO 10.1136/hrt.2008.147090 VO 94 IS 7 A1 T Stokes A1 R Richey A1 D Wrayon YR 2008 UL http://heart.bmj.com/content/94/7/930.abstract AB