Contents

15 March 2002
Vol 295, Issue 5562

About The Cover

Cover image expansion

COVER Vaccination drugs on a hospital tray, for use in a vaccination program run from Bujumbura Health Clinic, Burundi. The challenge of controlling the world's infectious diseases is as difficult today as it has ever been, as highlighted in the collection of articles on global public health in this issue. 2035 [Photo: Howard Davies/CORBIS]