Misdiagnosis of Rheumatoid Arthritis in a Long-Term Cohort of Early Arthritis Based on the ACR-1987 Classification Criteria.

Leu Agelii M, Hafström I, Svensson B, Ajeganova S, Forslind K, Andersson M, Gjertsson I.Open Access Rheumatol. 2022 Sep 22;14:187-194. doi: 10.2147/OARRR.S372724. eCollection 2022.PMID: 36172258 Free PMC article.