Studies of the rheumatoid factor and its hemagglutinating fragment.
D000818:Animals; D000906:Antibodies / Q000302:isolation & purification*; D006168:Guinea Pigs; D006384:Hemagglutination; D006801:Humans; D051381:Rats; D012217:Rheumatoid Factor / Q000032:analysis*
D000906:Antibodies; D012217:Rheumatoid Factor