Media type: E-Article Title: Two discrete components of the 20 Hz steady-state response are distinguished through the modulation of activation level Contributor: Griskova, Inga; Morup, Morten; Parnas, Josef; Ruksenas, Osvaldas; Arnfred, Sidse M. Published: Elsevier BV, 2009 Published in: Clinical Neurophysiology, 120 (2009) 5, Seite 904-909 Language: English DOI: 10.1016/j.clinph.2009.02.175 ISSN: 1388-2457 Origination: Footnote: