Rheumatoid factor: Dr. Jekyll or Mr. Hyde?
Levinson
A I
AI
Allergy and Immunology Section, University of Pennsylvania School of Medicine, Philadelphia 19104.
Martin
J
J
D000818:Animals; D006801:Humans; D012217:Rheumatoid Factor / Q000276:immunology* / Q000502:physiology
D012217:Rheumatoid Factor