The BCG World Atlas: A Database of Global BCG Vaccination Policies and Practices
Figure 3
Countries most likely to benefit from highly specific IGRAs for the diagnosis of LTBI.
One of the applications of this database is its ability to identify populations where repeated BCG immunizations were administered or where BCG was administered after infancy, as these populations are most likely to benefit from the use of highly specific IGRAs for the diagnosis of LTBI.