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. 2020 Apr 21;17(8):2877. doi: 10.3390/ijerph17082877

Table 3.

Status of the schools with radon measurement obligation reported to STUK and whether the indoor radon measurements were carried out by March 2020.

Status Count
Radon measurements 1176
No radon measurements because school was shut down 10
Radon measurements not performed 56
Total 1242