société (humaine) (2) Surgery (2) Surgery (2) Obesity--Surgery (2) Obesity (2) Metabolism--Disorders (2) International organization (2) sécurité (1) santé (1) maladie (1) enfant (1) droits (1) Children (1) Teenagers (1) Population (1) Human beings (1) Health (1) Children (1) Body mass index (1) Population (1) Health (1) adolescent (1) maladie (1)