Saproo, Nipun, and Roma Singh. 2017. “Study of Serum Magnesium Levels in Diabetes Mellitus and Its Correlation With Complications (retinopathy and HbA1c) a Cross-Sectional Study of One Year”. International Journal of Advances in Medicine 4 (1):263-69. https://doi.org/10.18203/2349-3933.ijam20170123.