A dentist examines the teeth of a one-year-old at the ambulatory care unit of the research project LIFE-Child, a project of the research centre for civilisational diseases of the University of Leipzig, in Leipzig, Germany, 15 September 2011. Germany's largest research project for civilisational diseases aims to examine more than 5,000 children at the age of 0-18 years and around 10

- Image ID: DAE15W
A dentist examines the teeth of a one-year-old at the ambulatory care unit of the research project LIFE-Child, a project of the research centre for civilisational diseases of the University of Leipzig, in Leipzig, Germany, 15 September 2011. Germany's largest research project for civilisational diseases aims to examine more than 5,000 children at the age of 0-18 years and around 10
dpa picture alliance archive / Alamy Stock Photo
Image ID: DAE15W