(CIDRAP News) This in-depth article investigates the prospects for development of vaccines to head off the threat of an influenza pandemic posed by the H5N1 avian influenza virus. Its seven parts put advances in vaccine technology in perspective by illuminating the formidable barriers to producing an effective and widely usable vaccine in a short time frame.
(CIDRAP News) The world's last naturally acquired case of smallpox occurred almost exactly 25 years ago, the Centers for Disease Control and Prevention (CDC) notes in today's issue of Morbidity and Mortality Weekly Report.
The smallpox case occurred in the Merca District of Somalia on Oct 26, 1977, the CDC says. Less than 3 years later, in May 1980, the World Health Organization declared the world free of naturally occurring smallpox.