Echocardiography
NEJM 323:165-172, Popp,R.L., 1990
Cardiogenic Brain Embolism
The Second Report of the Cerebral Embolism Task Force, Cerebral Embolism Task Force, Arch Neurol 46:, 2743,1989., 1989
Ischemic Cerebrovascular Complications of Pregnancy
Arch Neurol 42:1106-1113, Wiebers,D.O., 1985