Excerpt from Opening Statements Before the Committee on Appropriations: 1956 Estimate for the National Institutes of HealthIn the field of microbiology, recent advances have centered attention on viruses and bacteria as the cause of some chronic and degenerative diseases as well as acute infections. This is quite a new approach to the significance of microbiological agents, and one of tremendous potential significance.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.