Broderick J P, Adams H P, Barsan W, Feinberg W, Feldmann E, Grotta J, Kase C, Krieger D, Mayberg M, Tilley B, Zabramski J M, Zuccarello M
American Heart Association, Public Information, Dallas, TX 75231-4596, USA.
Stroke. 1999 Apr;30(4):905-15. doi: 10.1161/01.str.30.4.905.