CEO SUMMARY: Having made the decision to perform nearly all Vitamin 25(OH) D testing by liquid chromatography–tandem mass spectrometry (LC–MS/MS), Quest Diagnostics Incorporated found the transition to be challenging. That was particularly true as the volume of Vitamin D specimens tripled at the nation’s largest lab company during the period May 2006 to May 2008. …
Quest Discusses Use of Mass Spec Methodology Read More »
