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Merkel PA, Niles JL, Mertz LE, Lehane PB, Pordeli P, Erblang F.Merkel PA, et al. Among authors: niles jl.Arthritis Care Res (Hoboken). 2021 Sep;73(9):1372-1378. doi: 10.1002/acr.24332. Epub 2021 Aug 13.Arthritis Care Res (Hoboken). 2021.PMID: 32475029Free PMC article.