1. Associate Clinical Professor of Psychiatry, University of Missouri, Dept of Psychiatry at the Missouri Institute of Psychiatry, St. Louis, Missouri 63139, U.S.A
2. University of Southern Mississippi, Hattiesburg, Mississippi 39401, U.S.A.
3. Professor of Psychology, Washington University, St. Louis, Missouri 63104, U.S.A.
4. Psychosomatic Research Laboratory, Deaconess Hospital, St. Louis, Missouri 63139, U.S.A.
5. Professor of Psychiatry, University of Missouri, Dept. of Psychiatry at the Missouri Institute of Psychiatry, St. Louis, Missouri 63139, U.S.A.