Retropneumoperitoneum und PneumomediastinumRetropneumoperitoneum und Pneumomediastinum. By CocchiUmbertoProf. Dr., Zürich. With a Foreword by SchinzH. R.Prof. Dr.. Fortschritte auf dem Gebiete der Röntgenstrahlen und der Nuklearmedizin, Ergänzungsband 79. A volume of 226 pages, with 285 illustrations included on 142 figures. Published by Georg Thieme Verlag, Stuttgart, Germany, 1957. Distributed in the United States and Canada by Intercontinental Medical Book Corporation, New York 16, N. Y. Price DM 75.—($17.85); to subscribers, DM 67.50.