hôpital (2) Surgery (2) Surgery (2) puits (1) sécurité (1) protocole (1) atmosphère (1) bruit (1) mortalité (1) information (1) demande (offre et demande) (1) procès (1) Mortality (1) Fatigue (1) Nurses (1) Treatment (1) Scores (1) Reoperation (1) Tallies (1) Surgeons (1) Stairs (1) Signs and symbols (1) Signs and signboards (1) Progress (1) Professional employees (1) Probabilities (1) Patients (1) Nurses (1) Noise (1) Mortality (1)