Columbia subject headings:
Heart--Transplantation--United States--Statistics.
Kidneys--Transplantation--United States--Statistics.
Liver--Transplantation--United States--Statistics.
Pancreas--Transplantation--United States--Statistics.
Transplantation of organs, tissues, etc.--United States--Statistics.
Harvard subject headings:
Princeton subject headings:
Heart--Transplantation--United States--Statistics.
Kidneys--Transplantation--United States--Statistics.
Liver--Transplantation--United States--Statistics.
Pancreas--Transplantation--United States--Statistics.
Statistics.
Transplantation of organs, tissues, etc.--United States--Statistics.