herd immunity
Measles Epidemic Rocks Madagascar
Measles Epidemic Rocks Madagascar
Jef Akst | Feb 7, 2019
The outbreak has infected 50,000 people and killed 300, most of them children, since cases began to crop up in October 2018.
Who Is Immune to Zika?
Who Is Immune to Zika?
Amanda B. Keener | Oct 11, 2016
Researchers tap into ongoing dengue studies to improve antibody-based diagnostic tests for Zika and address unanswered questions about the emerging virus’s epidemiology.
Opinion: The Risk of Forgoing Vaccines
Juliette K. Tinker | Apr 3, 2012
Herd immunity, or the protection of individuals who are not vaccinated due to generally high vaccination rates within a population, does not currently exist in many pockets of the US.