Browsing: Infectious Diseases

Why are most cases of polio vaccine-derived variants?Thanks to the success of the Global Polio Eradication Initiative, most cases of paralytic polio are now vaccine-derived. OPV…

Why are most cases of polio vaccine-derived variants?Thanks to the success of the Global Polio Eradication Initiative, most cases of paralytic polio are now vaccine-derived. OPV…