FACULTY OF MEDICINE AND HEALTH SCIENCES NONINVASIVE EVALUATION OF PATIENTS WITH CORONARY ARTERY DISEASE AND HEART FAILURE NICO R.L. VAN DE VEIRE PROMOTORS: PROF. DR. J. DE SUTTER PROF. DR. T.C. GILLEBERT THESIS SUBMITTED IN FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF ‘DOCTOR IN MEDICAL SCIENCES’ (PHD)