title: [Evaluation of quantification of rheumatoid factor by various methods].
abstract: Four methods of turbidimetric immunoassay for rheumatoid factor were compared and evaluated. Big differences were observed among the methods. After resetting parameters more properly and using common standards, the differences were somewhat dissolved, but not completely.
authors.affiliation: Central Clinical Laboratories, Iwate Medical University Hospital, Morioka.
authors.forename: A
authors.initials: A
authors.lastname: Saito
authors.forename: J
authors.initials: J
authors.lastname: Horikiri
authors.forename: C
authors.initials: C
authors.lastname: Itoh
mesh_terms: D002138:Calibration; D006801:Humans; D007118:Immunoassay / Q000379:methods*; D009391:Nephelometry and Turbidimetry; D012015:Reference Standards; D012044:Regression Analysis; D012217:Rheumatoid Factor / Q000032:analysis*
chemical_list: D012217:Rheumatoid Factor