BOLD and blood volume-weighted fMRI of rat lumbar spinal cord during non-noxious and noxious electrical hindpaw stimulation. - Fuqiang Zhao; Mangay Williams; Xiangjun Meng; Denise C. Welsh; Alexandre Coimbra; Eric D. Crown; Jacquelynn J. Cook; Mark O. Urban; Richard Hargreaves; Donald S. Williams (NeuroImage, 2008)