Centers for Disease Control
William L. Roper, M.D., M.P.H., Director
The material in this report was prepared for publication by: International
Health Program Office
Joe H. Davis, M.D., Director
Division of Technical Services
Andrew A. Vernon, M.D., Director
Division of International Liaison
Robert J. Baldwin, Director
The production of this report as an MMWR serial publication was coordinated
in:
Epidemiology Program Office
Stephen B. Thacker, M.D., M.Sc., Director
Richard A. Goodman, M.D., M.P.H., Editor, MMWR Series
Scientific Information and Communications Program
Public Health Publications Branch
Suzanne M. Hewitt, Chief
Sharon D. Hoskins, Project Editor
Morie E. Miller, Editorial Assistant
Information Resources Management Branch
Sandra L. Ford, Visual Information Specialist
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