筛选: Committee Lekshmi Kumar, Emory University 删除限定条件 Committee: Lekshmi Kumar, Emory University Keyword ambulance 删除限定条件 Keyword: ambulance Research Field Health Sciences, Health Care Management 删除限定条件 Research Field: Health Sciences, Health Care Management Research Field Health Sciences, Mental Health 删除限定条件 Research Field: Health Sciences, Mental Health Research Field Health Sciences, Public Health 删除限定条件 Research Field: Health Sciences, Public Health School Emory College 删除限定条件 School: Emory College