CHARACTERISTICS OF THE PENUMBRA AND HYPOPERFUSED LESIONS ON ARTERIAL SPIN LABELING PERFUSION SEQUENCES ACCORDING TO LARGE VESSEL OCCLUSION SITES IN ACUTE ISCHEMIC STROKE. YHCĐ [Internet]. 2026 Mar. 2 [cited 2026 Sept. 8];67(2). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/4406