Fetal auditory evoked responses detected by magnetoencephalography

American Journal of Obstetrics and Gynecology - 1996-05-01Wakai RT, Leuthold A, Martin CB10.1016/S0002-9378(96)70592-6
Magnetoencephalography was used to noninvasively record auditory evoked responses from fetuses in utero at 34 to 37 weeks' gestation. The recordings were similar to auditory evoked responses from neonates at age 7 to 14 days.