1. Stroke -- National Library of Medicine
Stroke (National Institute of Neurological Disorders and Stroke) - Short Summary. Stroke: Hope through Research (National Institute of Neurological Disorders and Stroke). Stroke Risk Factors and Symptoms (National Institute of Neurological...
http://www.nlm.nih.gov/medlineplus/stroke.html

2. Apoplexy -- MedicineNet
Apoplexy definition - Medical Dictionary definitions of popular medical terms. Online Medical Dictionary and glossary with medical definitions. online medical dictionary A-Z List. Learn more about our Medical Dictionary and the book.
http://www.medterms.com/script/main/art.asp?articlekey=9748

3. Stroke -- Information from Healthwise
Before having a stroke, you may have one or more transient ischemic attacks (TIAs), which are a warning signal that a stroke may soon occur. TIAs are often called mini strokes because their symptoms are similar to those of a stroke.
http://www.everettclinic.com/kbase/topic/major/hw224638/descrip.htm