RAJANI SANTHAKUMARI, et al. “EFFECT OF TYPE 2 DIABETES MELLITUS ON BRAIN METABOLITES BY USING PROTON MAGNETIC RESONANCE SPECTROSCOPY -A SYSTEMATIC REVIEW”. International Journal of Pharma and Bio Sciences, vol. 5, no. 4, Dec. 2014, pp. 1118-23, https://ijpbs.net/index.php/journal/article/view/3855.