@misc{indiciaebc0303f93d18, title = {Extrapyramidal type rigidity in rheumatoid arthritis.}, author = {S Ertan and I Fresko and H Apaydin and S Ozekmekçi and H Yazici}, year = {1999}, doi = {10.1093/rheumatology/38.7.627}, url = {https://pubmed.ncbi.nlm.nih.gov/10461475/}, note = {Source identifier: 10461475} }