Columbia subject headings:
Harvard subject headings:
Child health services--Costs--Bibliography.
Gynecology--Costs--Bibliography.
Maternal health services--Costs--Bibliography.
Medical care, Cost of--Bibliography.
Obstetrics--Costs--Bibliography.
Urology--Costs--Bibliography.
Princeton subject headings:
Child health services--Costs--Bibliography.
Gynecology--Costs--Bibliography.
Maternal health services--Costs--Bibliography.
Medical care, Cost of--Bibliography.
Obstetrics--Costs--Bibliography.
Urology--Costs--Bibliography.