Article 1 United States 1 accreditation 1 adoption 1 aged 1 cohort analysis 1 cross-sectional study 1 emergency physician 1 emergency ward 1 falling 1 geography 1 geriatric care 1 geriatric hospital health care utilization 1 health program 1 human 1 medical education 1 preventive health service 1 rural area 1 urban area 1