TY - RPRT TI - BOLD based functional MRI at 4 Tesla includes a capillary bed contribution: echo-planar imaging correlates with previous optical imaging using intrinsic signals. AU - R S Menon AU - S Ogawa AU - X Hu AU - J P Strupp AU - P Anderson AU - K Uğurbil PY - 1995 DO - 10.1002/mrm.1910330323 UR - https://pubmed.ncbi.nlm.nih.gov/7760717/ ID - 7760717 ER -