RT Journal Article SR Electronic T1 Heart Failure and B-Type Natriuretic Protein JF American Society for Clinical Laboratory Science JO Clin Lab Sci FD American Society of Chemistry and Laboratory Science SP 233 OP 239 DO 10.29074/ascls.22.4.233 VO 22 IS 4 A1 Hoyne, Jonathan YR 2009 UL http://hwmaint.clsjournal.ascls.org/content/22/4/233.abstract AB