Complement and the antiglobulin.
D000888:Antibodies, Anti-Idiotypic; D003165:Complement System Proteins; D003298:Coombs Test / Q000379:methods; D006801:Humans; D007074:Immunoglobulin G
D000888:Antibodies, Anti-Idiotypic; D007074:Immunoglobulin G; D003165:Complement System Proteins