puits (2) poids (2) test (2) état (2) association (2) information (2) public (2) Control (2) Agreement (2) Teenagers (2) Year (2) Work (2) Students (2) Social groups (2) Proportion (2) Private schools (2) Manufacturers' agents (2) Leanness (2) Fat (2) Commission merchants (2) Body weight (2) Body image (2) Weight (2) Behavior (2) Students (2)