1. Cardiovascular Disease Surveillance: Stroke , 1980-1989;Division of Chronic Disease Control and Community Intervention,1994
2. Heart and Stroke Facts, 1997 Statistical Supplement;American Heart Association,1997
3. Clinical and instrumental evaluation of patients with ischemic stroke within the first six hours;Fieschi;J Neurosci,1989
4. Recombinant tissue plasminogen activator in acute thrombotic and embolic stroke;del Zoppo;Ann Neurol,1992
5. Tissue plasminogen activator for acute ischemic stroke;The National Institute of Neurologic Disorders and Stroke rt-PA Stroke Study Group;N Engl J Med,1995