RT Journal Article SR Electronic T1 The National Service Framework: six years on JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 291 OP 292 DO 10.1136/hrt.2005.066043 VO 92 IS 3 A1 R H Swanton YR 2006 UL http://heart.bmj.com/content/92/3/291.abstract AB Has the National Service Framework for coronary heart disease resulted in the improvements in cardiac services it promised when first published six years ago?