Aberrant cell divisions in root meristeme of maize following exposure to X-rays low doses compared to similar effects of 50 Hz electromagnetic exposureR. Focea, G. Capraru, M. Racuciu, D. Creanga and T. LuchianEPJ Web of Conferences, 24 (2012) 06004DOI: https://doi.org/10.1051/epjconf/20122406004