Henry J A, Woodruff G H
Lancet. 1978 Oct 28;2(8096):920-1. doi: 10.1016/s0140-6736(78)91633-1.
Deviation of the eyes towards the ground with the patient lying on each side is proposed as a diagnostic sign in psychogenically mediated states resembling coma or epilepsy. Six cases are described in which the sign was elicited.