The Fondazione Lorenzini has been sponsoring Postgraduate Courses for physicians and specialists, in Italy, since 1970. Its aim, as an institution, has been that of promoting post- graduate medical education. In these years, recent advances in a wide range of medical fields have been discussed by distinguished experts from many countries throughout the world. Courses dealing with methodo- logies and technical problems have been designed to include practical demonstrations of the various methods and techniques in the relevant fields. The Postgraduate Course on "Platelets and Thrombosis:...