RT Journal Article SR Electronic T1 Letter to the Editor JF American Society for Clinical Laboratory Science JO Clin Lab Sci FD American Society of Chemistry and Laboratory Science SP 132 OP 134 DO 10.29074/ascls.16.3.132 VO 16 IS 3 A1 Horton, Judy A YR 2003 UL http://hwmaint.clsjournal.ascls.org/content/16/3/132.abstract AB