Clinical characteristics of the study populations.
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资源简介：
ACA: anti-centromere antibody; ANA: anti-nuclear antibody; ATA: anti-topoisomerase-1 antibody; DU: digital ulcer; GERD: gastro-esophageal reflux disease; ILD: interstitial lung disease; MRRS: Modified Rodnan Skin Score; n/a not available.
创建时间：
2015-12-02
