References
- Coffey CE, Figiel, GS, et al: Leukoencephalopathy in elderly depressed patients referred for ECT. Biol Psy-chiatry 24:143–161, 1988
- Kirkpatrick, JB, Hayman LA: White matter in MR imaging of clinically healthy brains of elderly subjects: Possible pathologic basis. Neuroradiology 162:509–511, 1987