title: Rheumatoid factors in sera of Thai patients with various infectious diseases.
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011019:Pneumonia, Mycoplasma / Q000276:immunology*; D012217:Rheumatoid Factor / Q000032:analysis*; D013785:Thailand; D014777:Virus Diseases / Q000276:immunology*
chemical_list: D012217:Rheumatoid Factor