title: Immunological reactivity to Mycoplasma fermentans in patients with rheumatoid arthritis. Preliminary communication.
mesh_terms: D000328:Adult; D000368:Aged; D000941:Antigens; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D001799:Blood Sedimentation; D002464:Cell Migration Inhibition; D005260:Female; D006386:Hemagglutination Tests; D006801:Humans; D007841:Latex Fixation Tests; D007962:Leukocytes / Q000276:immunology; D008297:Male; D008875:Middle Aged; D009174:Mycoplasma / Q000276:immunology*
chemical_list: D000941:Antigens