RT Journal Article SR Electronic T1 Index to Volume 19, Numbers 1 Through 4 JF American Society for Clinical Laboratory Science JO Clin Lab Sci FD American Society of Chemistry and Laboratory Science SP 252 OP 257 DO 10.29074/ascls.19.4.252 VO 19 IS 4 YR 2006 UL http://hwmaint.clsjournal.ascls.org/content/19/4/252.abstract AB