RT Journal Article SR Electronic T1 Crystals in the heart JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 1106 OP 1106 DO 10.1136/hrt.2004.033894 VO 90 IS 10 A1 H Okamura A1 K Bando A1 H I Ueda YR 2004 UL http://heart.bmj.com/content/90/10/1106.abstract AB