wild polio virus

Two Health Alerts: Resurgent Polio and Antibiotic Resistance

A national program officer working on polio eradication in Pakistan examines a child accompanied by his father. While polio remains endemic in only three countries, Afghanistan, Nigeria and Pakistan, a new “weakened” virus, derived from oral vaccines, can be transmitted inadvertently. CREATIVE COMMONS 
Recent research reports published by The Lancet could make a lot of people rethink the assumption that once a disease has been declared eradicated, that’s it. Done.