Columbia subject headings:
Cancer--Immunological aspects--Congresses.
Cancer--Surgery--Congresses.
Immunodiagnosis--Congresses.
Immunotherapy--Congresses.
Harvard subject headings:
Cancer--Immunodiagnosis--Congresses.
Cancer--Immunological aspects--Congresses
Cancer--Surgery--Congresses.
Immunotherapy--Congresses.
Princeton subject headings: