The aim of this work was not an exhaustive review of all pediatric echo graphic problems but a presentation of our daily experience with ultrasonography in pediatric practice. Several teams of pediatric radiologists from France and Belgium have combined their experiences to produce a practical book. The different authors have been chosen for their specific experience and their special area of work. The different chapters express therefore personal opinions. Unresolved questions are posed a...

In recent years, developments in ultrasound, computed tomography and magnetic resonance imaging have made important changes in the practice of diagnostic radio logy. Concomitantly, invasive radiology for both diagnostic and therapeutic purposes has grown into a rapidly evolving subspecialty. This text represents a landmark in paediatric radiology. The three authors are distinguished radiologists who, over the past two decades, have greatly contributed to paediatric hepatology. Their pionee...

This volume provides the reader with the most up-to-date and relevant knowledge on the reactivity of metals located in zeolite materials, either in framework or extra-framework positions, and the way it is connected with the nature of the chemical environment provided by the host. Since the first report of the isomorphous substitution of titanium in the framework of zeolites giving rise to materials with unusual catalytic properties, the incorporation of many other metals have been investi...