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The requested URL /bookmarks/mark?op=add&bkmk=http%3A//stroke.ahajournals.org/content/43/Suppl_1/A3343&title=Abstract%203343%3A%20Hemodynamic%20Instability%20During%20Carotid%20Angioplasty%20And%20Stenting%20-%20Relationship%20Of%20Calcified%20Plaque%20And%20Its%20Characteristics was not found on this server. That’s all we know.