Contents

28 April 2017
Vol 356, Issue 6336

About The Cover

Cover image expansion

COVER Vaccines are our best defenses against many infectious diseases, having saved millions of lives and prevented immeasurable suffering. Yet today, in many developed countries, these defenses are fraying as parents, swayed by persistent untruths about the risks, hesitate to vaccinate their children. This special package sizes up the actual, rare risks of vaccines and what is known about how to overcome groundless fears. See page 364.
Illustration: Ben Wiseman