RT Journal Article SR Electronic T1 Central haemodynamic expressions of heart failure JF British Heart Journal JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP S18 OP S21 DO 10.1136/hrt.72.2_Suppl.S18 VO 72 IS 2 Suppl A1 Felix Burkart YR 1994 UL http://heart.bmj.com/content/72/2_Suppl/S18.abstract AB