TY - RPRT TI - Detection of brain activation using oxygenation sensitive functional spectroscopy. AU - J Hennig AU - T Ernst AU - O Speck AU - G Deuschl AU - E Feifel PY - 1994 DO - 10.1002/mrm.1910310115 UR - https://pubmed.ncbi.nlm.nih.gov/8121276/ ID - 8121276 ER -