[1] PSYCHIAT RES INST TOKYO,DEPT PSYCHOPHARMACOL,SETAGAYA KU,TOKYO 156,JAPAN
[2] PSYCHIAT RES INST TOKYO,DEPT ULTRASTRUCT & HISTOCHEM,SETAGAYA KU,TOKYO 156,JAPAN
[3] PSYCHIAT RES INST TOKYO,DEPT NEUROPATHOL,SETAGAYA KU,TOKYO 156,JAPAN
[4] TOKYO METROPOLITAN MATSUZAWA HOSP,DEPT PSYCHIAT,SETAGAYA KU,TOKYO,JAPAN