Pakistan, India, Bangladesh: Number of smallpox outbreaks by district (June 1974)// Use Show case for video, to have more than one video at a time.?>
The number of smallpox outbreaks -- by district -- in Pakistan, India, and Bahngladesh in June 1974.
World Health Organization, Weekly Epidemiological Record, 1975, No.50, p.188.
World Health Organization
Used with permission of the World Health Organization.