FMK 

1993

WHO

Environmental Health Criteria 137 Electromagnetic Fields (300Hz to 300GHz)

„[…] based on the premise that there exists a threshold specific absorption rate (SAR) of RF energy (for frequencies above about 1 MHz) of 1-4 W/kg, above which there is increasing likelihood of adverse health effects.” (see website, last visited 10.10.2010)

www.inchem.org/documents/ehc/ehc/ehc137.htm