RT Journal Article SR Electronic T1 Natriuretic peptides and heart failure JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 659 OP 659-a DO 10.1503/cmaj.1060215 VO 176 IS 5 A1 McLachlan, Craig S. A1 Yu, Haidong A1 Mossop, Peter YR 2007 UL http://www.cmaj.ca/content/176/5/659.2.abstract