RT Journal Article
SR Electronic
T1 Proceedings of the British Cardiac Society
JF British Heart Journal
JO Heart
FD BMJ Publishing Group Ltd and British Cardiovascular Society
SP 231
OP 242
DO 10.1136/hrt.42.2.231
VO 42
IS 2
YR 1979
UL http://heart.bmj.com/content/42/2/231.abstract
AB