Prevalence of serum vitamin D and B12, Ca, P, Mg levels and rheumatoid factor status in the patients with bilateral TMJ-OA and their correlations with clinical and radiological findings

To evaluate the prevalence of serum vitamin D and B12, calcium, phosphorus, magnesium levels, and rheumatoid factor (RF) status in patients with bilateral temporomandibular joint osteoarthritis (TMJ-OA) and their correlations with clinical and radiological findings.