2003f-840 alzheimer's americas analytical anthropology biologicalsciences centralnervoussystemdiseases centralnervoussysteminfections communicablediseases control deliveryofhealthcare dementia diagnosis diagnosticandtherapeutictechniquesandequipment disciplinesandoccupations disease diseases education environmentandpublichealth fitness formal geographicals geographiclocations health healthcareeconomicsandorganizations healthoccupations healthpolicy medical medicine militarymedicine nervoussystemdiseases neurodegenerativediseases neurology policy populationcharacteristics prevention priondiseases publichealth publicpolicy research socialcontrol socialcontrolpolicies socialsciences sociology sociologyandsocialphenomena unitedstates