
Exploring the Causal Relationship Between Osteoporosis and Rheumatoid Arthritis: A Bidirectional Mendelian Randomization ...
Introduction Rheumatoid arthritis (RA) is an autoimmune disease with a prevalence of 0.5%–1.0%, more common among the aging population, and affecting women more than men.1–3 RA primarily affects the synovial membrane and cartilage, leading to bone erosion, …