000 00340nam a2200121Ia 4500
008 180712s9999 xx 000 0 und d
020 _a9789241572385
082 _a616.89
_bWOR
100 _aWORLD Health Organization
245 _aExtremely low frequency fields
260 _aGeneva
_bWorld Health Organization
_c2007
300 _axxiv, 519 p.
999 _c15447
_d15447