Dependent component analysis for the magnetogastrographic detection of human electrical response activity - Estombelo-Montesco, C. A; Araújo, D. B. de; Roque, Antônio Carlos; Moraes, Eder Rezende; Barros, A. K; Wakai, R. T; Baffa, Oswaldo (Physiological Measurement, 2007)