It is also using whole body counters
and conducting urine tests to measure internal radiation exposure on people who spend long hours outdoor, such as farmers and construction workers, as well as on children and mothers who were evacuated from the no-entry zone in the 20-kilometer radius from the crippled power plant.
The Fukushima Network to Protect Children from Radiation, a Fukushima-based NGO that sponsored the tests, is now urging the government to perform more widespread, internal contamination screenings using whole body counters
or radiation detectors.
They were tested using whole body counters
either at the National Institute of Radiological Sciences in Chiba city or the Japan Atomic Energy Agency in Tokaimura, Ibaraki Prefecture.
The group added it will urge the central and local governments to have all citizens in the prefecture undergo detailed tests soon using whole body counters