RT Journal Article SR Electronic T1 B Type natriuretic peptide: a good omen in myocardial ischaemia? JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 707 OP 709 DO 10.1136/heart.89.7.707 VO 89 IS 7 A1 D’Souza, S P A1 Baxter, G F YR 2003 UL http://heart.bmj.com/content/89/7/707.abstract AB