Verghese C, Levitan I, Nair C, Abraham G, Garber S S, Josiassen R C
Allegheny University of the Health Sciences, MCP [symbol: see text] Hahnemann School of Medicine, Philadelphia, Pennsylvania, USA.
Biol Psychiatry. 1997 Oct 15;42(8):733-6. doi: 10.1016/s0006-3223(97)00259-x.