Song, P.- ze, Wu, N., Huo, C. and Wang, X.- ming (2023) “Correlation analysis and clinical significance of Musculoskeletal Ultrasound semi-quantitative grading with bone salt metabolism, Rheumatoid factor and Erythrocyte Sedimentation rate in patients with Rheumatoid Arthritis”, Pakistan Journal of Medical Sciences, 39(6). doi: 10.12669/pjms.39.6.7144.