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Erosive tooth wear
28
Type of education
28
school food policies
28
socioeconomic school background
28
soft drinks regulations
28
Adolescent
12
Belgium
12
Carbonated Beverages
12
Drinking
12
Female
12
Fruit and Vegetable Juices
12
Humans
12
Male
12
Nutrition Policy
12
Schools -- organization & administration
12
Sciences bio-médicales et agricoles
12
Social Class
12
Socioeconomic Factors
12
Surveys and Questionnaires
12
Medicine
8
R
8