EFFECT OF ACUTE INTENSE EXERCISE ON ARTERIAL STIFFNESS - Kardara, Despina; Vlachopoulos, Charalambos; Anastasakis, Aris; Baou, Katerina; Dima, Ioanna; Terentes-Printzios, Dimitrios; Antoniou, Georgios; Gravos, Athanasios; Aggelidis, Grigorios; Stefanadis, Christodoulos (Journal of the American College of Cardiology (JACC), 2010)