Part 1 Endothelial Function: Endothelium control of vascular tone and growth - potential role in coronary artery disease; T.F. Luescher. Endothelial function in athersclerosis; F. Charbonneau, I.T. Meredith, T.J. Anderson, M. Gerhard, M. Dyce, D. Delagrange, A.P. Selwyn, P. Ganz. Part 2 QCA - Digital and Cine Coronary Arteriography: Why and how should QCA systems be validated? J.H.C. Reiber, G. Koning, C.D. von Land, P.M.J. van der Zwet. Percutaneous implantation of coronary stenosis phantoms in an anaesthetized swine model to validate current quantitaive angiography analysis systems; J. Haase, D. Keane, C. Di Mario, J. Escaned, Y. Ozaki, C.J. Slager, R. van Bremen, W.J. van der Giessen, P.W. Serruys. Comparison of accuracy and precision of quantitative coronary arterial analysis between cinefilm and digital systems; J.H.C. Reiber, C.D. von Land, G. Koning, P.M.J. van der Zwet, R.C.M. van Houdt, M.J. Schalij, J. Lesperance. Angiographic core laboratory analyses of arterial phantom images - comparative evaluations of accuracy and precision; G.J. Beauman, J.H.C. Reiber, G. Koning, R.C.M. van Houdt, R.A. Vogel. Task force of the ESC on digital cardiovascular imaging; R. Simon. Which media are most likely to solve the archival problem? J.T. Cusma, T.M. Bashore. Part 3 Intracoronary Pressure, Coronary Blood Flow and Flow Reserve: Control and mechanics of the coronary circulation; J.A.E. Spaan. Possibilities and limitations of myocardial flow reserve; F. Zijlstra, P. Widimsky, H. Suryapranata. Myocardial flow reserve - on-line versus off-line assessment techniques; M.M.J.M. van der Linden, J. Haase, P.W. Serruys. On-line assessment of myocardial flow reserve; M.J. Schalij, M.J.A. Geldof, P.M.J. van der Zwet, E.T. van der Velde, E.M. Nagtegaal, V. Manger Cats, J.H.C. Reiber, A.V.G. Bruschke. Relationship between transstenotic pressure gradients and coronary angiographic parameters; H. Emanuelsson, C. Lamm, M. Dohnal. Intracoronary pressure measurements for calculation of flow reserve; N.H.J. Pijls, B. De Bruyne, S. El Biltagui, M. El Gamal, H.J.R.M. Bonnier, G.R. Heyndrickx, K.L. Gould, R. Kirkeeide, G.J.W. Bech, J.J. Koolen, H.R. Michels, F.A.L.E. Bracke, W. Wijns. Intracoronary Doppler flow velocity in coronary interventions; M.J. Kern. The instantaneous hyperemic pressure-flow relationship in conscious humans; C. Di Mario, R. Krams, R. Gil, N. Meneveau, P.W. Serruys. (Part contents).