Average annual costs of Rheumatoid Arthritis estimated by inverse probability weighting and their influence factors: A cross-sectional study based on Chinese Registry of Rheumatoid arthritis (CREDIT) Cohort - Bing Yu; Lin Qiao; Lu Li; Keying Zuo; Liangming Li; Li Wang; Nan Jiang; Qian Wang; Mengtao Li; Yanhong Wang; Xinping Tian (PLoS ONE, 2025)