Correlation of TNF-α and IL-6 expression with vitamin D levels in insulin-resistant type 2 diabetes mellitus patients: exploring the role of vitamin D in inflammation and disease pathogenesis. - Ul Islam Hashmi MR; Sadiq S; Hashmi SN; Zubair R; Shafique H; Afsar T; Aldisi D; Razak S (BMC immunology, 2025)