title: Yesterday, today and tomorrow.
authors.affiliation: University of Rochester Medical Center, USA. David_Klein@urmc.rochester.edu
authors.forename: David H
authors.initials: DH
authors.lastname: Klein
mesh_terms: D003695:Delivery of Health Care / Q000191:economics / Q000639:trends*; D005102:Health Expenditures; D006297:Health Services Accessibility / Q000639:trends; D006304:Health Status; D006801:Humans; D007256:Information Systems / Q000639:trends; D008483:Medical Assistance / Q000639:trends; D011635:Public Health Administration / Q000639:trends