Columbia subject headings:
Cancer--Chemotherapy--Congresses.
Immunological deficiency syndromes--Chemotherapy--Congresses.
Thymic hormones--Therapeutic use--Congresses.
Harvard subject headings:
Cancer--Chemotherapy--Congresses
Immunological deficiency syndromes--Chemotherapy--Congresses.
Thymic hormones--Therapeutic use--Congresses.
Princeton subject headings: