000 00366nam a22001337a 4500
999 _c20852
_d20852
008 201028b ||||| |||| 00| 0 eng d
020 _a9789241572385
082 _aWA30 W927e
110 _aWorld Health Organization
245 _aExtremetely Low Frequency Fields
260 _aEspaña
_bWorld Health Organization
_c2007
300 _a519 páginas
942 _2NML
_cMO