"Hôpitaux Utilisation États-Unis." . . "Hospitals United States Statistics." . . "Hospitalization United States Statistics." . . "Patients United States Statistics." . . . . "Hôpitaux États-Unis Statistiques." . . . . . . . . "Length of stay in PAS hospitals: United States, pre- and post-Medicare" . "Length of stay in PAS hospitals: United States, pre- and post-Medicare"@en . . . . . . . . .