Determination of cognitive hemispheric lateralization by "functional" transcranial Doppler cross-validated by functional MRI.
Schmidt P, Krings T, Willmes K, Roessler F, Reul J, Thron A. Determination of cognitive hemispheric lateralization by "functional" transcranial Doppler cross-validated by functional MRI. Stroke. 1999 May; 30(5):939-45.