Have Failed Vaccination Programs Caused the U.S. to Lead All Industrialized Nations in Infant Mortality Rates?

Natural vs. Artificial Herd Immunity: What Have Failed Vaccination Programs Taught Us? byĀ James Lyons-Weiler, PhD Institute for Pure and Applied Knowledge Herd immunity is a concept by which an infectious agent can no longer spread across a population because a sufficiently large percentage of individuals have immunity, either from a history of exposure to the wild-type of the infectious agent, or due to acquired immunity … Continue reading Have Failed Vaccination Programs Caused the U.S. to Lead All Industrialized Nations in Infant Mortality Rates?