région (3) Older people (3) monde (2) poids (2) spectacle (2) Océanie (2) Afrique du Nord (2) santé (2) Europe de l'Est (2) Asie Centrale (2) index (2) Océanie (2) Europe (2) Asie (2) Afrique (2) Development (2) Children (2) Teenagers (2) Twenty-first century (2) South Asia (2) Oceania (2) Middle East (2) Health (2) Growth (2) Europe, Eastern (2) Children (2) Boys (2) Asia, Central (2) Africa, Sub-Saharan (2) Africa, North (2)