Are there any ELISA Laboratories using SIEMENS Advia Centaur XP having troublesome Standard Deviations while measuring internal HBeAg controls?

In our ELISA Laboratory we have been using two Advia Centaur XPs for about a year. On both devices  internal controls of low level of HBeAg  with various lot numbers have improper Standard...

04 January 2017 5,175 3 View