RT Journal Article SR Electronic T1 Quadrant pulmonary oedema JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 540 OP 540 DO 10.1136/hrt.2004.051763 VO 91 IS 4 A1 Keyser, J D A1 Dujardin, K A1 Mullens, W YR 2005 UL http://heart.bmj.com/content/91/4/540.abstract AB