@inproceedings {VandervlietNagelsHeineckewvheckealeemansjsijbersParizel2006, title = {On the cause and mechanisms of the negative BOLD response in fMRI}, booktitle = {23rd Annual Scientific Meeting of the European Society for Magnetic Resonance in Medicine and Biology}, year = {2006}, pages = {308}, address = {Warsaw, Poland}, author = {Everhard Vandervliet and Guy Nagels and A. Heinecke and Wim Van Hecke and Alexander Leemans and Jan Sijbers and Paul M Parizel} }