Columbia subject headings:
Anti-infective agents--Congresses.
Communicable diseases--Chemotherapy--Congresses.
Microorganisms--Effect of antibiotics on--Congresses.
Harvard subject headings:
Anti-infective agents--Congresses.
Communicable diseases--Chemotherapy--Congresses.
Microorganisms--Effect of antibiotics on--Congresses.
Princeton subject headings:
Anti-infective agents--Congresses.
Communicable diseases--Chemotherapy--Congresses.
Microorganisms--Effect of antibiotics on--Congresses.