RT Journal Article SR Electronic T1 What causes the symptoms of heart failure? JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 574 OP 578 DO 10.1136/heart.86.5.574 VO 86 IS 5 A1 Andrew J S Coats YR 2001 UL http://heart.bmj.com/content/86/5/574.abstract AB