Natural history of perihematomal edema in patients with hyperacute spontaneous intracerebral hemorrhage - Gebel, JMJr; Jauch, EC; Brott, TG; Khoury, J; Sauerbeck, L; Salisbury, S; Spilker, J; Tomsick, TA; Duldner, J; Broderick, JP (Stroke, 2002)