Excerpt from National Institute of Child Health and Human Development, Annual Report of Intramural Research: October 1, 1986 Through September 30, 1987The Laboratory of Developmental and Molecular Immunity (ldmi) has put much effort this year into the development of a new generation of bacterial vaccines, the design of which is predicated upon an understanding of the development of the immune system in infants and children. In particular, the group responsible for these efforts has focused on new vaccines directed against pertussis, I_I_.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.