1797 Greenlandic schoolchildren were tested for MTI with an interferon gamma release assay (IGRA).

对1797名格陵兰学龄儿童进行干扰素释放试验（IGRA），确定其是否存在结核杆菌感染。

Between 2005 and 2007, 1797 Greenlandic schoolchildren in five different areas were tested for MTI with an interferon gamma release assay (IGRA) and a tuberculin skin test (TST).

2005到2007年间，对5个不同区域的1797名格陵兰学龄儿童进行干扰素释放试验（IGRA）和结核菌素试验（TST），确定其是否存在结核杆菌感染。

At the same time, gas turbine blades, bearing materials and cutting tool materials were evaluated by Weighted Average, Improved Grey Relational Analysis (IGRA)and Fuzzy Assessment, respectively.

此外，运用加权平均法、改进灰色关联度法和模糊综合评价法分别对候选燃气涡轮叶片材料、轴承材料和刀具材料进行了评价。