TY - JOUR AU - forouza, amirhossein AU - aghaeizade, reza AU - ساتو, یوشی¬نبو AU - هوری, ماساتوشی TI - Reinforcement of the central axis of tubular structures and its application in extracting the central axis of the portal vein JO - Journal of Information and Communication Technology VL - 4 IS - 14 SP - 57 EP - 66 PY - 2013 DO - ER -