WHO chief voices concern over polio upsurge
The Director-General of the World Health Organisation, Lee Jong-Wook said that though India had progressed towards the eradication of polio, the situation remained "fragile" as persistence of the
The Director-General of the World Health Organisation, Lee Jong-Wook said that though India had progressed towards the eradication of polio, the situation remained "fragile" as persistence of the