The Lancet Global Health
Jun 2014 Volume 2 Number 6 e301 – 363
http://www.thelancet.com/journals/langlo/issue/current

Detention, denial, and death: migration hazards for refugee children
Mina Fazel, Unni Karunakara, Elizabeth A Newnham
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Organised violence, persecution, and community instability cause millions of children to flee their native countries every year. About 7•6 million people were newly displaced by conflict or persecution in 20121 (the highest number in a decade), of which approximately half were younger than 18 years. Regions prone to disaster and adversity often have disproportionately young populations, and thus larger numbers of children and adolescents are now moving across country borders, with or without their families.