cohorte (3) société (humaine) (2) protocole (2) Surgery (2) Care (2) Methods (2) Rates (2) Trials (2) Surgery (2) Evidence (2) Methods (2) Rates (2) virus (1) additif (1) norme (1) risque (1) recherche (1) recommandation (1) association (1) modèle (1) information (1) infection (1) hôpital (1) analyse (1) exposition (1) évaluation (1) effet (1) maladie (1) comparaison (1) Development (1)