P2.11 WHEN DOES THE REFLECTED WAVE ARRIVE – SYSTOLE OR DIASTOLE? A SYSTEMATIC LITERATURE REVIEW - A.J. Baksi; T. Treibel; J.E. Davies; N. Hadjiloizou; R. Baruah; B. Unsworth; T. Tillin; R.A. Foale; K. Parker; D.P. Francis; J. Mayet; A. Hughes (Artery Research, 2008)