Columbia subject headings:
Legislators--United States--Biography.
Lymphomas--Patients--United States--Biography.
Tsongas, Paul.
United States. Congress. Senate--Biography.
Harvard subject headings:
Legislators--United States--Biography
Lymphomas--Patients--United States--Biography.
Tsongas, Paul
United States. Congress. Senate--Biography.
Princeton subject headings:
Legislators--United States--Biography.
Lymphomas--Patients--United States--Biography.
Tsongas, Paul.
United States. Congress. Senate--Biography.