“…The combination of the two techniques is based on the notion that both measures are complementary and that the measured signals are produced by the same or closely related brain structures. The feasibility of this approach has been demonstrated in a number of studies at 3 T (Kruggel et al, 2000;Mulert et al, 2005;Thaerig et al, 2008;Mayhew et al, 2010) as well as at 7 T Brookes et al, 2009;Jorge et al, 2015), and 9.4 T (Arrubla et al, , 2014Neuner et al, 2013aNeuner et al, , 2013b.…”