15.85 history of America 71.37 ethnic groups African Americans Ärztliche Behandlung Black people Delivery of Health Care Diseases Ethnic groups Groupes ethniques Health and race Histoire History History, 18th Century History, 19th Century Kolonialismus Maladies Medical care Medicine Medizin Medizinische Versorgung POLITICAL SCIENCE Public Policy Rassendiskriminierung Sklaverei Social Security Social Services & Welfare Südatlantische Staaten Südstaaten Utilisation Utilization