analyse (2) âge (2) enfant (2) Children (2) Urine (2) Human beings (2) Excretion (2) Estimates (2) Children (2) Age (2) Age (2) Analysis (2) Excretion (2) Estimates (2) statistiques (1) sels (1) région (1) surveillance (1) lait (1) dosage (1) Monitoring (1) Surveys (1) Statistics (1) Soft drinks (1) Metabolites (1) Teenagers (1) Yogurt (1) Theophylline (1) Tea (1) Surveys (1)