Neurite density from magnetic resonance diffusion measurements at ultrahigh field: Comparison with light microscopy and electron microscopy. - Sune Nørhøj Jespersen; Carsten Reidies Bjarkam; Jens R. Nyengaard; M. Mallar Chakravarty; Brian Hansen; Thomas Vosegaard; Leif Østergaard; Dmitriy A. Yablonskiy; Niels Chr. Nielsen; Peter Vestergaard-Poulsen (NeuroImage, 2010)