TY - GEN AU - Berthelot,J M AU - Maugars,Y AU - Castagné,A AU - Audrain,M AU - Prost,A TI - Antiperinuclear factors are present in polyarthritis before ACR criteria for rheumatoid arthritis are fulfilled SN - 0003-4967 PY - 1997///0328 KW - Antibodies, Antinuclear KW - analysis KW - Arthritis KW - diagnosis KW - Arthritis, Rheumatoid KW - Biomarkers KW - Diagnosis, Differential KW - Follow-Up Studies KW - Humans KW - Immunoglobulin G KW - Prospective Studies KW - Rheumatoid Factor KW - blood N1 - Publication Type: Journal Article UR - https://doi.org/10.1136/ard.56.2.123 ER -