Columbia subject headings:
African Americans--Hospital care--Statistics.
Black people--United States--Statistics.
Diagnosis--United States--Statistics.
Hospital utilization--United States--Statistics.
Hospitals--United States--Statistics.
White people--United States--Statistics.
Harvard subject headings:
Princeton subject headings:
African Americans--Hospital care--Statistics.
Diagnosis--United States--Statistics.
Hospital utilization--United States--Statistics.
Statistics.