Pérou (2) Materials (2) Health (2) Salud (2) Materiales (2) Obesity in adolescence (1) Teenagers (1) Plumbing fixtures (1) Weights and measures (1) Tumors (1) Tobacco (1) Taxation (1) Statistics (1) School children (1) Saving and investment (1) Quality of life (1) Profit (1) Prices (1) Pneumonia (1) Obesity (1) Mortality (1) Men (1) Lungs--Diseases, Obstructive (1) Lungs--Cancer (1) Life (1) Diagnosis (1) Death (1) Colloids (1) Chronic diseases (1) Cerebrovascular disease (1)