Jing Xu, Yiran Gong, Kaiyi Yang, Yabin Fang, Wenting Li, and Shuqiang Chen. “A Cohort Study of Ultrasonic Semi-Quantitative Scoring for the Diagnosis of Serology-Negative Rheumatoid Arthritis”. Archives of Rheumatology 39, no. 4 (December 31, 2024): 579–587. Accessed October 7, 2025. http://www.anadolupsikiyatri.net/index.php/pub/article/view/1450.