RT Journal Article SR Electronic T1 Aortic root abscess JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 260 OP 262 DO 10.1136/hrt.82.3.260 VO 82 IS 3 A1 BRECKER, S J D A1 PEPPER, J R A1 EYKYN, S J YR 1999 UL http://heart.bmj.com/content/82/3/260.abstract AB