[1] Kay R et al.N Engl J Med,1995;333:1588-1593.
[2] Bakker D et al.Eur J Nucl Med,1997;24:2-5.
[3] Mohr JP et al.Stroke,1995;26:807-812.
[4] Marchal G et al.Stroke,1995;26:524-525.
[5] Bowler JV et al.Stroke,1996;27:82-86.
[6] De Roo M et al.Eur J Nucl Med,1989;15:9-15.
[7] Ito H et al.J Nucl Med,1995;36:2339-2342.
[8] Leichner PK et al.J Nucl Med,1995;36:1472-1475.
[9] Limburg M et al.J Nucl Med,1991;32:382-387.
[10] Muller TB et al.Stroke,1995;26:451-458.
[11] Back T et al.Stroke,1994;25:494-500.
[12] Perez-Trepichio AD et al.Stroke,1995;26:667-675.
[13] Weir CJ et al.Eur J Nucl Med,1997;24:21-26.
[14] Messa C et al.Semin Nucl Med,1995;25:111-143.