A week-long measles vaccination campaign is underway in Afghanistan where the World Health Organization (WHO) says the extremely contagious viral disease has killed 142 children and infected 18,000 since the start of the year.
A week-long measles vaccination campaign is underway in Afghanistan where the World Health Organization (WHO) says the extremely contagious viral disease has killed 142 children and infected 18,000 since the start of the year.