RT Journal Article SR Electronic T1 British Cardiac Society newsletter JF British Heart Journal JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 230 OP 230 DO 10.1136/hrt.64.3.230-a VO 64 IS 3 A1 Douglas Chamberlain A1 Paul Oldershaw YR 1990 UL http://heart.bmj.com/content/64/3/230.abstract AB