Introduction Type 1 diabetes mellitus (T1DM) is an autoimmune disorder triggered by both environmental and genetic risk factors. Although some studies have reported that single-nucleotide polymorphisms of vitamin D receptor (VDR) gene play a role in T1DM susceptibility. their associations are inconclusive and remain controversial in different ethnic groups. This case–control study aim... https://megavitamines.shop/product-category/ointment/