@misc{miscd4fcf73d, title = {Electromagnetic fields at extremely low frequencies and the risk for childhood leukemia [Editorial]: do we have enough information to warrant this association?}, author = {Valera, Elvis Terci and Brassesco, MarĂ­a Sol and Tone, Luiz Gonzaga}, year = {2014}, doi = {10.1016/j.leukres.2013.12.024}, journal = {Leukemia Research} }