151 - ORIGINS OF HEART RATE VARIABILITY: SOLE VAGAL CONTROL OF REFLEX BRADYCARDIA AND HYPOTENSION IN ORIENTING RESPONSE
RS Sheldon, CR Wright, E Thakore, D Roach
Calgary, Alberta

152 - NEURALLY INDUCED ATRIAL FIBRILLATION: DIFFERENCES BETWEEN STIMULATION OF THE VAGAL NERVE AND A DISCRETE INTRAPERICARDIAL NERVE
P Pagé, Y Yin, M Vermeulen, LP Richer, R Cardinal, JA Armour
Montreal, Quebec

153 - THE EFFECTS OF TWO PDE-5 INHIBITORS ON CARDIAC REPOLARIZATION IN MIDDLE-AGE MALES
B Ilson, B Shaddinger, T Segerson, J Morganroth
Philadelphia, Pennsylvania, USA; Toronto, Ontario

154 - COMMON POLYMORPHISMS AS DETERMINANTS OF FRAMINGHAM VALIDATED ECG PREDICTORS OF SUDDEN DEATH
SB Wilton, HJ Duff, J Parboosingh, PJ Bridge, D Forrest, TJ Anderson
Calgary, Alberta

155 - IS THERE A TEMPORAL RELATIONSHIP BETWEEN SYMPTOMS OF DEPRESSION and MEASURES OF AUTONOMIC TONE FOLLOWING MYOCARDIAL INFARCTION?
RT Mitchell, KM Kavanagh, SG Aggarwal, J McMeekin, G Schnell, HJ Duff, D Ramadan, C Noulett, A VanSchaik, K Cowan, DV Exner
Calgary, Alberta

156 - USE OF ANTICOAGULATION IN ATRIAL FIBRILLATION IN THE NEW MILLENNIUM: ARE PATIENTS ADEQUATELY TREATED?
I Greiss, J Martineau, V Chassé, P Riopel, E Schampaert, M Dubuc, P Gagné, P Guerra, L Macle, D Roy, M Talajic, B Thibault
Montreal, Quebec; Joliette, Quebec; LeGardeur, Quebec