@misc{indiciaee05a189d8253, title = {Rheumatoid factor: Dr. Jekyll or Mr. Hyde?}, author = {A I Levinson and J Martin}, year = {1988}, doi = {10.1093/rheumatology/27.2.83}, url = {https://pubmed.ncbi.nlm.nih.gov/3284605/}, note = {Source identifier: 3284605} }