TY - GEN AU - van Leeuwen,M A AU - Limburg,P C TI - [Serological diagnosis in rheumatoid arthritis] SN - 0028-2162 PY - 1992///0123 KW - Antibodies, Antinuclear KW - isolation & purification KW - Arthritis, Rheumatoid KW - immunology KW - Enzyme-Linked Immunosorbent Assay KW - Humans KW - Prognosis KW - Rheumatoid Factor N1 - Publication Type: Journal Article ER -