Caldwell J D, Walker C H, Noonan L R, Peterson G, Pedersen C A, Mason G A
Department of Psychiatry, School of Medicine, University of North Carolina, Chapel Hill 27599-7250.
Ann N Y Acad Sci. 1992 Jun 12;652:429-32. doi: 10.1111/j.1749-6632.1992.tb34374.x.