Association of CYP2R1 and CYP27B1 genes with the risk of obesity and vitamin D metabolism in Saudi women oleh Sahar Abdulaziz AlSedairy, Laila Naif Al-Harbi, Manal Abdulaziz Binobead, Jegan Athinarayanan, Shaista Arzoo, Dalia Saade Al-Tamimi, Ghalia Shamlan, Ali Abdullah Alshatwi, Vaiyapuri Subbarayan Periasamy