TY - BOOK ED - International Radiation Protection Association. ED - WHO/IRPA Task Group on Extremely Low Frequency Fields. TI - Extremely low frequency (ELF) fields SN - 9241540958 PY - 1984/// CY - Geneva PB - World Health Organization KW - Electromagnetic fields KW - Radiation effects N1 - swe (chapter 1) published by: Vällingby : Vattenfall, The Swedish State Power Board; chi of nos. 35, 36, 37, 38, 46, 47 and 59 published in one volume by: Beijing : Chinese Academy of Preventive Medicine UR - http://apps.who.int/iris/ ER -