Columbia subject headings:
Inflation (Finance)--United States.
Medical fees--United States--Statistics.
Physicians--Salaries, etc.--United States--Statistics.
Harvard subject headings:
Inflation (Finance)--United States
Medical fees--United States--Statistics.
Physicians--Salaries, etc.--United States--Statistics.
Princeton subject headings:
Inflation (Finance)--United States.
Medical fees--United States--Statistics.
Physicians--Salaries, etc.--United States--Statistics.
Statistics.