Columbia subject headings:
African Americans--Hospital care--Research.
Caucasian race--Hospital care--Research--United States.
Hospitals--Administration--Data processing.
Harvard subject headings:
African Americans--Hospital care--Research.
Caucasian race--Hospital care--Research--United States.
Hospitals--Administration--Data processing
Statistics.
Princeton subject headings:
African Americans--Hospital care--Research.
Caucasian race--Hospital care--Research--United States.
Hospitals--Administration--Data processing.