The First Adalat Symposium held in Tokyo in 1973, presented important experimental and clinical results which had been collected in Europe and Japan with the new coronary therapeutic agent. The European scientists had an opportunity to discuss the problems and results personally with their Japanese colleagues. The Second Adalat Symposium was held in Amsterdam within a year with the purpose of bringing together mainly scientists within Europe. The results discussed in Tokyo have been extended and supplemented through additional experiences. Contributions in basic science are presented, but...