RT Journal Article SR Electronic T1 B type natriuretic peptide levels had high sensitivity but moderate specificity for detecting CHF in the emergency department JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 28 OP 28 DO 10.1136/ebm.8.1.28 VO 8 IS 1 YR 2003 UL http://ebm.bmj.com/content/8/1/28.abstract AB