Cerebral Infarction and Ventricular Septal Defect
Stroke 20:957-958, Shuiab,A., 1989
The Prevalence of Deep Venous Thrombosis in Patients with Suspected Paradoxical Embolism
Ann Int Med 119:461-465, Stollberger,C.,et al, 1993
Prevalence of Patent Foramen Ovale in Patients with Stroke
NEJM 318:1148-1152, 11971988., Lechat,P.,et al, 1988