Kokyu To Junkan 1993 Jul;41(7):641-5.
[Frequency domain analysis of signal-averaged electrocardiogram in
patients with right bundle branch block following repair of congenital
heart disease]
Akita H, Matsuoka S, Kubo M, Hayabuchi Y, Kuroda Y,
Department of Pediatrics, University of Tokushima, School of Medicine.