Excerpt from Thirteenth Report of the National Heart, Lung, and Blood Advisory Council The last few years have seen a rapid rise in the number of heart transplanta tions performed in the world and in the number of institutions performing them. In addition, approximately 30 patients suffering from advanced forms of noninfective lung disease and associated heart disorders have had transplantation of both the heart and lungs as a unit. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.