The recognition and titration of antibodies to chemical substances by the agglutination reaction.
D000371:Agglutination; D000372:Agglutination Tests; D000906:Antibodies; D000941:Antigens; D004364:Pharmaceutical Preparations
D000906:Antibodies; D000941:Antigens; D004364:Pharmaceutical Preparations
ANTIGENS AND ANTIBODIES; DRUGS