[1] Univ Surrey, Fac Engn & Phys Sci, Ctr Biomed Engn, Dept Mech Engn Sci, Guildford GU2 7XH, Surrey, England
[2] Tech Univ Madrid UPM, Ctr Biomed Technol CTB, Lab Cognit & Computat Neurosci UCM UPM, Madrid, Spain
[3] Univ Complutense Madrid, Dept Expt Psychol, Madrid, Spain
[4] Biomed Res Networking Ctr Bioengn Biomat & Nanome, Zaragoza, Spain
[5] Univ Complutense Madrid, Dept Med Legal Psiquiatria & Patol, Madrid, Spain