title: ACME: an admission case-mix system for the elderly.
authors.forename: F
authors.initials: F
authors.lastname: Perlado
authors.forename: J
authors.initials: J
authors.lastname: Midón
authors.forename: P
authors.initials: P
authors.lastname: Mesa
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D003953:Diagnosis-Related Groups / Q000706:statistics & numerical data*; D015577:Geriatric Assessment / Q000706:statistics & numerical data*; D006801:Humans; D007902:Length of Stay / Q000706:statistics & numerical data; D013030:Spain