Bifrontal, bitemporal and right unilateral electrode placement in ECT: randomised trial - Kellner, C; Knapp, R; Husain, MM; Rasmussen, KG; Sampson, S; Cullum, M; McClintock, SM; Tobias, K; Martino, C; Mueller, M; Bailine, SH; Fink, M; Petrides, G (Br J Psychiatry, 2010)