PT - JOURNAL ARTICLE AU - Wanda Reygaert TI - Introduction AID - 10.29074/ascls.22.2.109 DP - 2009 Apr 01 TA - American Society for Clinical Laboratory Science PG - 109--110 VI - 22 IP - 2 4099 - http://hwmaint.clsjournal.ascls.org/content/22/2/109.short 4100 - http://hwmaint.clsjournal.ascls.org/content/22/2/109.full SO - Clin Lab Sci2009 Apr 01; 22