Article
Anti-SSA/SSB-negative primary Sjögren's syndrome showing different clinical phenotypes: a retrospective study of 934 cases.
Advances in rheumatology (London, England) - 15 May 2023
Chen Jiaqi, He Qian, Yang Jianying, Wu TzuHua, Huang Ziwei, Zhang Yan, Liao Jiahe, Zhang Lining, Yu Xinbo, Yao Chuanhui, Luo Jing, Tao Qingwen
Abstract excerpt
BACKGROUND: Currently, only a few studies have described the general characteristics of patients with primary Sjögren's syndrome (pSS) who tested negatives for anti-SSA and anti-SSB antibodies. We aimed to further investigate the clinical characteristics of these patients in a large sample. METHODS: Data from patients with pSS who were treated at a tertiary hospital in China between 2013 and 2022 were...
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