Polio makes comeback in Venezuela after decades

Polio has been reported in Venezuela, a crisis-wracked country where the disease had been eradicated decades ago, the Pan-American Health Organisation reports. The organisation said the child had no history of vaccination and lives in an under-immunised extremely impoverished Delta Amacuro state. Polio, or poliomyelitis, is a crippling childhood disease caused by the poliovirus, and […]