RT Journal Article SR Electronic T1 Introduction JF American Society for Clinical Laboratory Science JO Clin Lab Sci FD American Society of Chemistry and Laboratory Science SP 164 OP 164 DO 10.29074/ascls.17.3.164 VO 17 IS 3 A1 Keohane, Elaine M YR 2004 UL http://hwmaint.clsjournal.ascls.org/content/17/3/164.abstract AB