Figure 2

Quarterly smear microscopy External quality assessment EQA performance with the NTRL National Tuberculosis Reference Laboratory (2010–-2012). EQA = External , NTRL = National Tuberculosis Reference Laboratory.
Quarterly smear microscopy External quality assessment EQA performance with the NTRL National Tuberculosis Reference Laboratory (2010–-2012). EQA = External , NTRL = National Tuberculosis Reference Laboratory.