A health worker administers a polio vaccine to a child, in Enjil district of Herat, Afghanistan on Monday. Pakistan, Nigeria and Afghanistan are considered to be the only countries where the poliovirus is still endemic
A health worker gives polio vaccine drops to a child on the second day of a national campaign in Afghanistan on Monday. Nearly nine million children in the country are being immunised during the three-day programme.
A local health worker administers a vaccine at a local health centre at the financial district of Makati, Manila
A health worker gives polio vaccine drops to a boy on the outskirts of Sanaa, the Yemeni capital, on Monday.
A health worker administers a polio vaccination to a child in Herat, Afghanistan, at the start of a three-day nationwide immunisation campaign against polio, supported by the country’s Ministry of Public Health
A Pakistani boy suffering from Measles lies asleep after getting vaccinated at a medical camp in Peshawar, Pakistan, on Friday. Pakistani health authorities were scrambling to vaccinate thousands of children across the country after a measles outbreak. Measles was suspected to be the main cause for dozens of deaths last year in Sindh.
Muhammed Muheisen/AP Photo
Pakistani health worker Salma Saleem, right, marks the finger of a child after giving him a polio vaccine in a neighborhood in Islamabad, Pakistan on April 15 2013. In December, gunmen killed nine polio workers in different parts of Pakistan. Several more workers have been killed since then, as well as policemen who were protecting them. The UN said last month that some 240,000 children missed vaccinations since July in parts of Pakistan’s tribal region, the main sanctuary for Islamic militants, because of security concerns.