A CONTROVERSIAL DEVICE IN THE FIGHT AGAINST DEPRESSION

Donna Halfhill says a controversial electronic implant turned her life around by sending electrical impulses into her brain."I feel like I'm Donna again," she says. "I feel like I've got my personality back, the one I had before this all started." Des Moines Register (http://desmoinesregister.com/apps/pbcs.dll/article?AID=/20060409/LIFE02/604090347/1042)