Dynamic magnetic resonance imaging of human brain activity during primary sensory stimulation. - Kwong,K.K.; Belliveau,J.W.; Chesler,D.A.; Goldberg,I.E.; Weisskoff,R.M.; Poncelet,B.P.; Kennedy,D.N.; Hoppel,B.E.; Cohen,M.S.; Turner,R.; Cheng,H.M.; Brady,T.J.; et al. (PNAS USA, 1992)